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MIPS: PMC-Sierra Yosemite: Remove support. 

Nobody seems to be interested anymore and upstream also never had an
ethernet driver.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2012-12-11 21:02:55 +01:00
parent fa4dbbc602
commit bdf20507da
72 changed files with 0 additions and 2715 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
arch/mips/Kconfig
View File

@ -416,27 +416,6 @@ config PMC_MSP
of integrated peripherals, interfaces and DSPs in addition to
a variety of MIPS cores.
config PMC_YOSEMITE
bool "PMC-Sierra Yosemite eval board"
select CEVT_R4K
select CSRC_R4K
select DMA_COHERENT
select HW_HAS_PCI
select IRQ_CPU
select IRQ_CPU_RM7K
select IRQ_CPU_RM9K
select SWAP_IO_SPACE
select SYS_HAS_CPU_RM9000
select SYS_HAS_EARLY_PRINTK
select SYS_SUPPORTS_32BIT_KERNEL
select SYS_SUPPORTS_64BIT_KERNEL
select SYS_SUPPORTS_BIG_ENDIAN
select SYS_SUPPORTS_HIGHMEM
select SYS_SUPPORTS_SMP
help
Yosemite is an evaluation board for the RM9000x2 processor
manufactured by PMC-Sierra.
config POWERTV
bool "Cisco PowerTV"
select BOOT_ELF32
@ -1080,9 +1059,6 @@ config IRQ_CPU
config IRQ_CPU_RM7K
bool
config IRQ_CPU_RM9K
bool
config IRQ_MSP_SLP
bool
@ -1107,10 +1083,6 @@ config PCI_GT64XXX_PCI0
config NO_EXCEPT_FILL
bool
config MIPS_RM9122
bool
select SERIAL_RM9000
config SOC_EMMA2RH
bool
select CEVT_R4K
@ -1156,9 +1128,6 @@ config SOC_PNX8550
config SWAP_IO_SPACE
bool
config SERIAL_RM9000
bool
config SGI_HAS_INDYDOG
bool
@ -1452,16 +1421,6 @@ config CPU_RM7000
select CPU_SUPPORTS_HIGHMEM
select CPU_SUPPORTS_HUGEPAGES
config CPU_RM9000
bool "RM9000"
depends on SYS_HAS_CPU_RM9000
select CPU_HAS_PREFETCH
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
select CPU_SUPPORTS_HIGHMEM
select CPU_SUPPORTS_HUGEPAGES
select WEAK_ORDERING
config CPU_SB1
bool "SB1"
depends on SYS_HAS_CPU_SB1
@ -1680,9 +1639,6 @@ config SYS_HAS_CPU_R10000
config SYS_HAS_CPU_RM7000
bool
config SYS_HAS_CPU_RM9000
bool
config SYS_HAS_CPU_SB1
bool

2
arch/mips/Makefile
View File

@ -145,8 +145,6 @@ cflags-$(CONFIG_CPU_NEVADA) += $(call cc-option,-march=rm5200,-march=r5000) \
-Wa,--trap
cflags-$(CONFIG_CPU_RM7000) += $(call cc-option,-march=rm7000,-march=r5000) \
-Wa,--trap
cflags-$(CONFIG_CPU_RM9000) += $(call cc-option,-march=rm9000,-march=r5000) \
-Wa,--trap
cflags-$(CONFIG_CPU_SB1) += $(call cc-option,-march=sb1,-march=r5000) \
-Wa,--trap
cflags-$(CONFIG_CPU_R8000) += -march=r8000 -Wa,--trap

94
arch/mips/configs/yosemite_defconfig
View File

@ -1,94 +0,0 @@
CONFIG_PMC_YOSEMITE=y
CONFIG_HIGHMEM=y
CONFIG_SMP=y
CONFIG_NR_CPUS=2
CONFIG_HZ_1000=y
CONFIG_SYSVIPC=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
CONFIG_RELAY=y
CONFIG_EXPERT=y
CONFIG_SLAB=y
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
CONFIG_PCI=y
CONFIG_PM=y
CONFIG_NET=y
CONFIG_PACKET=m
CONFIG_UNIX=y
CONFIG_XFRM_USER=m
CONFIG_INET=y
CONFIG_IP_PNP=y
CONFIG_IP_PNP_BOOTP=y
CONFIG_INET_XFRM_MODE_TRANSPORT=m
CONFIG_INET_XFRM_MODE_TUNNEL=m
CONFIG_INET_XFRM_MODE_BEET=m
CONFIG_IPV6_PRIVACY=y
CONFIG_IPV6_ROUTER_PREF=y
CONFIG_INET6_AH=m
CONFIG_INET6_ESP=m
CONFIG_INET6_IPCOMP=m
CONFIG_IPV6_TUNNEL=m
CONFIG_NETWORK_SECMARK=y
CONFIG_FW_LOADER=m
CONFIG_CONNECTOR=m
CONFIG_CDROM_PKTCDVD=m
CONFIG_ATA_OVER_ETH=m
CONFIG_SGI_IOC4=m
CONFIG_RAID_ATTRS=m
CONFIG_NETDEVICES=y
CONFIG_PHYLIB=m
CONFIG_MARVELL_PHY=m
CONFIG_DAVICOM_PHY=m
CONFIG_QSEMI_PHY=m
CONFIG_LXT_PHY=m
CONFIG_CICADA_PHY=m
CONFIG_VITESSE_PHY=m
CONFIG_SMSC_PHY=m
CONFIG_NET_ETHERNET=y
CONFIG_MII=y
CONFIG_QLA3XXX=m
CONFIG_CHELSIO_T3=m
CONFIG_NETXEN_NIC=m
# CONFIG_INPUT is not set
# CONFIG_SERIO is not set
# CONFIG_VT is not set
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
# CONFIG_HW_RANDOM is not set
# CONFIG_HWMON is not set
CONFIG_FUSE_FS=m
CONFIG_PROC_KCORE=y
CONFIG_TMPFS=y
CONFIG_TMPFS_POSIX_ACL=y
CONFIG_NFS_FS=y
CONFIG_ROOT_NFS=y
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_MUTEXES=y
CONFIG_KEYS=y
CONFIG_KEYS_DEBUG_PROC_KEYS=y
CONFIG_CRYPTO_NULL=m
CONFIG_CRYPTO_ECB=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_HMAC=y
CONFIG_CRYPTO_MD4=m
CONFIG_CRYPTO_MICHAEL_MIC=m
CONFIG_CRYPTO_SHA256=m
CONFIG_CRYPTO_SHA512=m
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_ARC4=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAMELLIA=m
CONFIG_CRYPTO_CAST5=m
CONFIG_CRYPTO_CAST6=m
CONFIG_CRYPTO_FCRYPT=m
CONFIG_CRYPTO_KHAZAD=m
CONFIG_CRYPTO_SERPENT=m
CONFIG_CRYPTO_TEA=m
CONFIG_CRYPTO_TWOFISH=m
CONFIG_CRC16=m
CONFIG_CRC32=m
CONFIG_LIBCRC32C=m

25
arch/mips/include/asm/hazards.h
View File

@ -161,31 +161,6 @@ ASMMACRO(back_to_back_c0_hazard,
)
#define instruction_hazard() do { } while (0)
#elif defined(CONFIG_CPU_RM9000)
/*
* RM9000 hazards. When the JTLB is updated by tlbwi or tlbwr, a subsequent
* use of the JTLB for instructions should not occur for 4 cpu cycles and use
* for data translations should not occur for 3 cpu cycles.
*/
ASMMACRO(mtc0_tlbw_hazard,
_ssnop; _ssnop; _ssnop; _ssnop
)
ASMMACRO(tlbw_use_hazard,
_ssnop; _ssnop; _ssnop; _ssnop
)
ASMMACRO(tlb_probe_hazard,
_ssnop; _ssnop; _ssnop; _ssnop
)
ASMMACRO(irq_enable_hazard,
)
ASMMACRO(irq_disable_hazard,
)
ASMMACRO(back_to_back_c0_hazard,
)
#define instruction_hazard() do { } while (0)
#elif defined(CONFIG_CPU_SB1)
/*

1
arch/mips/include/asm/mach-ar7/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-ath79/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-au1x00/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-bcm47xx/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-bcm63xx/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-cavium-octeon/war.h
View File

@ -18,7 +18,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-cobalt/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-dec/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-emma2rh/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

6
arch/mips/include/asm/mach-generic/irq.h
View File

@ -34,12 +34,6 @@
#endif
#endif
#ifdef CONFIG_IRQ_CPU_RM9K
#ifndef RM9K_CPU_IRQ_BASE
#define RM9K_CPU_IRQ_BASE (MIPS_CPU_IRQ_BASE+12)
#endif
#endif
#endif /* CONFIG_IRQ_CPU */
#endif /* __ASM_MACH_GENERIC_IRQ_H */

1
arch/mips/include/asm/mach-ip22/war.h
View File

@ -21,7 +21,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-ip27/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 1
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-ip28/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 1
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-ip32/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 1
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-jazz/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-jz4740/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-lantiq/war.h
View File

@ -16,7 +16,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-lasat/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-loongson/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-loongson1/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-malta/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 1
#define MIPS_CACHE_SYNC_WAR 1
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 1
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-netlogic/war.h
View File

@ -18,7 +18,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-pnx833x/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-pnx8550/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-powertv/war.h
View File

@ -20,7 +20,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 1
#define MIPS_CACHE_SYNC_WAR 1
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 1
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-rc32434/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 1
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-rm/war.h
View File

@ -21,7 +21,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-sead3/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 1
#define MIPS_CACHE_SYNC_WAR 1
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 1
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-sibyte/war.h
View File

@ -33,7 +33,6 @@ extern int sb1250_m3_workaround_needed(void);
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-tx39xx/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-tx49xx/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 1
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-vr41xx/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

1
arch/mips/include/asm/mach-wrppmc/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 1
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0

48
arch/mips/include/asm/mach-yosemite/cpu-feature-overrides.h
View File

@ -1,48 +0,0 @@
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2003, 04, 07 Ralf Baechle (ralf@linux-mips.org)
*/
#ifndef __ASM_MACH_YOSEMITE_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_YOSEMITE_CPU_FEATURE_OVERRIDES_H
/*
* Momentum Jaguar ATX always has the RM9000 processor.
*/
#define cpu_has_watch 1
#define cpu_has_mips16 0
#define cpu_has_divec 0
#define cpu_has_vce 0
#define cpu_has_cache_cdex_p 0
#define cpu_has_cache_cdex_s 0
#define cpu_has_prefetch 1
#define cpu_has_mcheck 0
#define cpu_has_ejtag 0
#define cpu_has_llsc 1
#define cpu_has_vtag_icache 0
#define cpu_has_dc_aliases 0
#define cpu_has_ic_fills_f_dc 0
#define cpu_has_dsp 0
#define cpu_has_dsp2 0
#define cpu_has_mipsmt 0
#define cpu_has_userlocal 0
#define cpu_icache_snoops_remote_store 0
#define cpu_has_nofpuex 0
#define cpu_has_64bits 1
#define cpu_has_inclusive_pcaches 0
#define cpu_dcache_line_size() 32
#define cpu_icache_line_size() 32
#define cpu_scache_line_size() 32
#define cpu_has_mips32r1 0
#define cpu_has_mips32r2 0
#define cpu_has_mips64r1 0
#define cpu_has_mips64r2 0
#endif /* __ASM_MACH_YOSEMITE_CPU_FEATURE_OVERRIDES_H */

25
arch/mips/include/asm/mach-yosemite/war.h
View File

@ -1,25 +0,0 @@
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2002, 2004, 2007 by Ralf Baechle <ralf@linux-mips.org>
*/
#ifndef __ASM_MIPS_MACH_YOSEMITE_WAR_H
#define __ASM_MIPS_MACH_YOSEMITE_WAR_H
#define R4600_V1_INDEX_ICACHEOP_WAR 0
#define R4600_V1_HIT_CACHEOP_WAR 0
#define R4600_V2_HIT_CACHEOP_WAR 0
#define R5432_CP0_INTERRUPT_WAR 0
#define BCM1250_M3_WAR 0
#define SIBYTE_1956_WAR 0
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 1
#define ICACHE_REFILLS_WORKAROUND_WAR 1
#define R10000_LLSC_WAR 0
#define MIPS34K_MISSED_ITLB_WAR 0
#endif /* __ASM_MIPS_MACH_YOSEMITE_WAR_H */

8
arch/mips/include/asm/mipsregs.h
View File

@ -977,10 +977,6 @@ do { \
#define read_c0_framemask() __read_32bit_c0_register($21, 0)
#define write_c0_framemask(val) __write_32bit_c0_register($21, 0, val)
/* RM9000 PerfControl performance counter control register */
#define read_c0_perfcontrol() __read_32bit_c0_register($22, 0)
#define write_c0_perfcontrol(val) __write_32bit_c0_register($22, 0, val)
#define read_c0_diag() __read_32bit_c0_register($22, 0)
#define write_c0_diag(val) __write_32bit_c0_register($22, 0, val)
@ -1033,10 +1029,6 @@ do { \
#define read_c0_perfcntr3_64() __read_64bit_c0_register($25, 7)
#define write_c0_perfcntr3_64(val) __write_64bit_c0_register($25, 7, val)
/* RM9000 PerfCount performance counter register */
#define read_c0_perfcount() __read_64bit_c0_register($25, 0)
#define write_c0_perfcount(val) __write_64bit_c0_register($25, 0, val)
#define read_c0_ecc() __read_32bit_c0_register($26, 0)
#define write_c0_ecc(val) __write_32bit_c0_register($26, 0, val)

6
arch/mips/include/asm/mmu_context.h
View File

@ -72,12 +72,6 @@ extern unsigned long pgd_current[];
#define ASID_INC 0x10
#define ASID_MASK 0xff0
#elif defined(CONFIG_CPU_RM9000)
#define ASID_INC 0x1
#define ASID_MASK 0xfff
/* SMTC/34K debug hack - but maybe we'll keep it */
#elif defined(CONFIG_MIPS_MT_SMTC)
#define ASID_INC 0x1

2
arch/mips/include/asm/module.h
View File

@ -120,8 +120,6 @@ search_module_dbetables(unsigned long addr)
#define MODULE_PROC_FAMILY "R10000 "
#elif defined CONFIG_CPU_RM7000
#define MODULE_PROC_FAMILY "RM7000 "
#elif defined CONFIG_CPU_RM9000
#define MODULE_PROC_FAMILY "RM9000 "
#elif defined CONFIG_CPU_SB1
#define MODULE_PROC_FAMILY "SB1 "
#elif defined CONFIG_CPU_LOONGSON1

14
arch/mips/include/asm/pgtable-bits.h
View File

@ -235,20 +235,6 @@ static inline uint64_t pte_to_entrylo(unsigned long pte_val)
#define _CACHE_CACHABLE_NONCOHERENT (5<<_CACHE_SHIFT)
#define _CACHE_UNCACHED_ACCELERATED (7<<_CACHE_SHIFT)
#elif defined(CONFIG_CPU_RM9000)
#define _CACHE_WT (0<<_CACHE_SHIFT)
#define _CACHE_WTWA (1<<_CACHE_SHIFT)
#define _CACHE_UC_B (2<<_CACHE_SHIFT)
#define _CACHE_WB (3<<_CACHE_SHIFT)
#define _CACHE_CWBEA (4<<_CACHE_SHIFT)
#define _CACHE_CWB (5<<_CACHE_SHIFT)
#define _CACHE_UCNB (6<<_CACHE_SHIFT)
#define _CACHE_FPC (7<<_CACHE_SHIFT)
#define _CACHE_UNCACHED _CACHE_UC_B
#define _CACHE_CACHABLE_NONCOHERENT _CACHE_WB
#else
#define _CACHE_CACHABLE_NO_WA (0<<_CACHE_SHIFT) /* R4600 only */

1
arch/mips/include/asm/pmc-sierra/msp71xx/war.h
View File

@ -17,7 +17,6 @@
#define MIPS4K_ICACHE_REFILL_WAR 0
#define MIPS_CACHE_SYNC_WAR 0
#define TX49XX_ICACHE_INDEX_INV_WAR 0
#define RM9000_CDEX_SMP_WAR 0
#define ICACHE_REFILLS_WORKAROUND_WAR 0
#define R10000_LLSC_WAR 0
#if defined(CONFIG_PMC_MSP7120_EVAL) || defined(CONFIG_PMC_MSP7120_GW) || \

231
arch/mips/include/asm/titan_dep.h
View File

@ -1,231 +0,0 @@
/*
* Copyright 2003 PMC-Sierra
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
*
* Board specific definititions for the PMC-Sierra Yosemite
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __TITAN_DEP_H__
#define __TITAN_DEP_H__
#include <asm/addrspace.h> /* for KSEG1ADDR() */
#include <asm/byteorder.h> /* for cpu_to_le32() */
#define TITAN_READ(ofs) \
(*(volatile u32 *)(ocd_base+(ofs)))
#define TITAN_READ_16(ofs) \
(*(volatile u16 *)(ocd_base+(ofs)))
#define TITAN_READ_8(ofs) \
(*(volatile u8 *)(ocd_base+(ofs)))
#define TITAN_WRITE(ofs, data) \
do { *(volatile u32 *)(ocd_base+(ofs)) = (data); } while (0)
#define TITAN_WRITE_16(ofs, data) \
do { *(volatile u16 *)(ocd_base+(ofs)) = (data); } while (0)
#define TITAN_WRITE_8(ofs, data) \
do { *(volatile u8 *)(ocd_base+(ofs)) = (data); } while (0)
/*
* PCI specific defines
*/
#define TITAN_PCI_0_CONFIG_ADDRESS 0x780
#define TITAN_PCI_0_CONFIG_DATA 0x784
/*
* HT specific defines
*/
#define RM9000x2_HTLINK_REG 0xbb000644
#define RM9000x2_BASE_ADDR 0xbb000000
#define OCD_BASE 0xfb000000UL
#define OCD_SIZE 0x3000UL
extern unsigned long ocd_base;
/*
* OCD Registers
*/
#define RM9000x2_OCD_LKB5 0x0128 /* Ethernet */
#define RM9000x2_OCD_LKM5 0x012c
#define RM9000x2_OCD_LKB7 0x0138 /* HT Region 0 */
#define RM9000x2_OCD_LKM7 0x013c
#define RM9000x2_OCD_LKB8 0x0140 /* HT Region 1 */
#define RM9000x2_OCD_LKM8 0x0144
#define RM9000x2_OCD_LKB9 0x0148 /* Local Bus */
#define RM9000x2_OCD_LKM9 0x014c
#define RM9000x2_OCD_LKB10 0x0150
#define RM9000x2_OCD_LKM10 0x0154
#define RM9000x2_OCD_LKB11 0x0158
#define RM9000x2_OCD_LKM11 0x015c
#define RM9000x2_OCD_LKB12 0x0160
#define RM9000x2_OCD_LKM12 0x0164
#define RM9000x2_OCD_LKB13 0x0168 /* Scratch RAM */
#define RM9000x2_OCD_LKM13 0x016c
#define RM9000x2_OCD_LPD0 0x0200 /* Local Bus */
#define RM9000x2_OCD_LPD1 0x0210
#define RM9000x2_OCD_LPD2 0x0220
#define RM9000x2_OCD_LPD3 0x0230
#define RM9000x2_OCD_HTDVID 0x0600 /* HT Device Header */
#define RM9000x2_OCD_HTSC 0x0604
#define RM9000x2_OCD_HTCCR 0x0608
#define RM9000x2_OCD_HTBHL 0x060c
#define RM9000x2_OCD_HTBAR0 0x0610
#define RM9000x2_OCD_HTBAR1 0x0614
#define RM9000x2_OCD_HTBAR2 0x0618
#define RM9000x2_OCD_HTBAR3 0x061c
#define RM9000x2_OCD_HTBAR4 0x0620
#define RM9000x2_OCD_HTBAR5 0x0624
#define RM9000x2_OCD_HTCBCPT 0x0628
#define RM9000x2_OCD_HTSDVID 0x062c
#define RM9000x2_OCD_HTXRA 0x0630
#define RM9000x2_OCD_HTCAP1 0x0634
#define RM9000x2_OCD_HTIL 0x063c
#define RM9000x2_OCD_HTLCC 0x0640 /* HT Capability Block */
#define RM9000x2_OCD_HTLINK 0x0644
#define RM9000x2_OCD_HTFQREV 0x0648
#define RM9000x2_OCD_HTERCTL 0x0668 /* HT Controller */
#define RM9000x2_OCD_HTRXDB 0x066c
#define RM9000x2_OCD_HTIMPED 0x0670
#define RM9000x2_OCD_HTSWIMP 0x0674
#define RM9000x2_OCD_HTCAL 0x0678
#define RM9000x2_OCD_HTBAA30 0x0680
#define RM9000x2_OCD_HTBAA54 0x0684
#define RM9000x2_OCD_HTMASK0 0x0688
#define RM9000x2_OCD_HTMASK1 0x068c
#define RM9000x2_OCD_HTMASK2 0x0690
#define RM9000x2_OCD_HTMASK3 0x0694
#define RM9000x2_OCD_HTMASK4 0x0698
#define RM9000x2_OCD_HTMASK5 0x069c
#define RM9000x2_OCD_HTIFCTL 0x06a0
#define RM9000x2_OCD_HTPLL 0x06a4
#define RM9000x2_OCD_HTSRI 0x06b0
#define RM9000x2_OCD_HTRXNUM 0x06b4
#define RM9000x2_OCD_HTTXNUM 0x06b8
#define RM9000x2_OCD_HTTXCNT 0x06c8
#define RM9000x2_OCD_HTERROR 0x06d8
#define RM9000x2_OCD_HTRCRCE 0x06dc
#define RM9000x2_OCD_HTEOI 0x06e0
#define RM9000x2_OCD_CRCR 0x06f0
#define RM9000x2_OCD_HTCFGA 0x06f8
#define RM9000x2_OCD_HTCFGD 0x06fc
#define RM9000x2_OCD_INTMSG 0x0a00
#define RM9000x2_OCD_INTPIN0 0x0a40
#define RM9000x2_OCD_INTPIN1 0x0a44
#define RM9000x2_OCD_INTPIN2 0x0a48
#define RM9000x2_OCD_INTPIN3 0x0a4c
#define RM9000x2_OCD_INTPIN4 0x0a50
#define RM9000x2_OCD_INTPIN5 0x0a54
#define RM9000x2_OCD_INTPIN6 0x0a58
#define RM9000x2_OCD_INTPIN7 0x0a5c
#define RM9000x2_OCD_SEM 0x0a60
#define RM9000x2_OCD_SEMSET 0x0a64
#define RM9000x2_OCD_SEMCLR 0x0a68
#define RM9000x2_OCD_TKT 0x0a70
#define RM9000x2_OCD_TKTINC 0x0a74
#define RM9000x2_OCD_NMICONFIG 0x0ac0 /* Interrupts */
#define RM9000x2_OCD_INTP0PRI 0x1a80
#define RM9000x2_OCD_INTP1PRI 0x1a80
#define RM9000x2_OCD_INTP0STATUS0 0x1b00
#define RM9000x2_OCD_INTP0MASK0 0x1b04
#define RM9000x2_OCD_INTP0SET0 0x1b08
#define RM9000x2_OCD_INTP0CLEAR0 0x1b0c
#define RM9000x2_OCD_INTP0STATUS1 0x1b10
#define RM9000x2_OCD_INTP0MASK1 0x1b14
#define RM9000x2_OCD_INTP0SET1 0x1b18
#define RM9000x2_OCD_INTP0CLEAR1 0x1b1c
#define RM9000x2_OCD_INTP0STATUS2 0x1b20
#define RM9000x2_OCD_INTP0MASK2 0x1b24
#define RM9000x2_OCD_INTP0SET2 0x1b28
#define RM9000x2_OCD_INTP0CLEAR2 0x1b2c
#define RM9000x2_OCD_INTP0STATUS3 0x1b30
#define RM9000x2_OCD_INTP0MASK3 0x1b34
#define RM9000x2_OCD_INTP0SET3 0x1b38
#define RM9000x2_OCD_INTP0CLEAR3 0x1b3c
#define RM9000x2_OCD_INTP0STATUS4 0x1b40
#define RM9000x2_OCD_INTP0MASK4 0x1b44
#define RM9000x2_OCD_INTP0SET4 0x1b48
#define RM9000x2_OCD_INTP0CLEAR4 0x1b4c
#define RM9000x2_OCD_INTP0STATUS5 0x1b50
#define RM9000x2_OCD_INTP0MASK5 0x1b54
#define RM9000x2_OCD_INTP0SET5 0x1b58
#define RM9000x2_OCD_INTP0CLEAR5 0x1b5c
#define RM9000x2_OCD_INTP0STATUS6 0x1b60
#define RM9000x2_OCD_INTP0MASK6 0x1b64
#define RM9000x2_OCD_INTP0SET6 0x1b68
#define RM9000x2_OCD_INTP0CLEAR6 0x1b6c
#define RM9000x2_OCD_INTP0STATUS7 0x1b70
#define RM9000x2_OCD_INTP0MASK7 0x1b74
#define RM9000x2_OCD_INTP0SET7 0x1b78
#define RM9000x2_OCD_INTP0CLEAR7 0x1b7c
#define RM9000x2_OCD_INTP1STATUS0 0x2b00
#define RM9000x2_OCD_INTP1MASK0 0x2b04
#define RM9000x2_OCD_INTP1SET0 0x2b08
#define RM9000x2_OCD_INTP1CLEAR0 0x2b0c
#define RM9000x2_OCD_INTP1STATUS1 0x2b10
#define RM9000x2_OCD_INTP1MASK1 0x2b14
#define RM9000x2_OCD_INTP1SET1 0x2b18
#define RM9000x2_OCD_INTP1CLEAR1 0x2b1c
#define RM9000x2_OCD_INTP1STATUS2 0x2b20
#define RM9000x2_OCD_INTP1MASK2 0x2b24
#define RM9000x2_OCD_INTP1SET2 0x2b28
#define RM9000x2_OCD_INTP1CLEAR2 0x2b2c
#define RM9000x2_OCD_INTP1STATUS3 0x2b30
#define RM9000x2_OCD_INTP1MASK3 0x2b34
#define RM9000x2_OCD_INTP1SET3 0x2b38
#define RM9000x2_OCD_INTP1CLEAR3 0x2b3c
#define RM9000x2_OCD_INTP1STATUS4 0x2b40
#define RM9000x2_OCD_INTP1MASK4 0x2b44
#define RM9000x2_OCD_INTP1SET4 0x2b48
#define RM9000x2_OCD_INTP1CLEAR4 0x2b4c
#define RM9000x2_OCD_INTP1STATUS5 0x2b50
#define RM9000x2_OCD_INTP1MASK5 0x2b54
#define RM9000x2_OCD_INTP1SET5 0x2b58
#define RM9000x2_OCD_INTP1CLEAR5 0x2b5c
#define RM9000x2_OCD_INTP1STATUS6 0x2b60
#define RM9000x2_OCD_INTP1MASK6 0x2b64
#define RM9000x2_OCD_INTP1SET6 0x2b68
#define RM9000x2_OCD_INTP1CLEAR6 0x2b6c
#define RM9000x2_OCD_INTP1STATUS7 0x2b70
#define RM9000x2_OCD_INTP1MASK7 0x2b74
#define RM9000x2_OCD_INTP1SET7 0x2b78
#define RM9000x2_OCD_INTP1CLEAR7 0x2b7c
#define OCD_READ(reg) (*(volatile unsigned int *)(ocd_base + (reg)))
#define OCD_WRITE(reg, val) \
do { *(volatile unsigned int *)(ocd_base + (reg)) = (val); } while (0)
/*
* Hypertransport specific macros
*/
#define RM9K_WRITE(ofs, data) *(volatile u_int32_t *)(RM9000x2_BASE_ADDR+ofs) = data
#define RM9K_WRITE_8(ofs, data) *(volatile u8 *)(RM9000x2_BASE_ADDR+ofs) = data
#define RM9K_WRITE_16(ofs, data) *(volatile u16 *)(RM9000x2_BASE_ADDR+ofs) = data
#define RM9K_READ(ofs, val) *(val) = *(volatile u_int32_t *)(RM9000x2_BASE_ADDR+ofs)
#define RM9K_READ_8(ofs, val) *(val) = *(volatile u8 *)(RM9000x2_BASE_ADDR+ofs)
#define RM9K_READ_16(ofs, val) *(val) = *(volatile u16 *)(RM9000x2_BASE_ADDR+ofs)
#endif

8
arch/mips/include/asm/war.h
View File

@ -208,14 +208,6 @@
#error Check setting of TX49XX_ICACHE_INDEX_INV_WAR for your platform
#endif
/*
* On the RM9000 there is a problem which makes the CreateDirtyExclusive
* eache operation unusable on SMP systems.
*/
#ifndef RM9000_CDEX_SMP_WAR
#error Check setting of RM9000_CDEX_SMP_WAR for your platform
#endif
/*
* The RM7000 processors and the E9000 cores have a bug (though PMC-Sierra
* opposes it being called that) where invalid instructions in the same

1
arch/mips/kernel/Makefile
View File

@ -58,7 +58,6 @@ obj-$(CONFIG_MIPS_VPE_APSP_API) += rtlx.o
obj-$(CONFIG_I8259) += i8259.o
obj-$(CONFIG_IRQ_CPU) += irq_cpu.o
obj-$(CONFIG_IRQ_CPU_RM7K) += irq-rm7000.o
obj-$(CONFIG_IRQ_CPU_RM9K) += irq-rm9000.o
obj-$(CONFIG_MIPS_MSC) += irq-msc01.o
obj-$(CONFIG_IRQ_TXX9) += irq_txx9.o
obj-$(CONFIG_IRQ_GT641XX) += irq-gt641xx.o

106
arch/mips/kernel/irq-rm9000.c
View File

@ -1,106 +0,0 @@
/*
* Copyright (C) 2003 Ralf Baechle
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* Handler for RM9000 extended interrupts. These are a non-standard
* feature so we handle them separately from standard interrupts.
*/
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <asm/irq_cpu.h>
#include <asm/mipsregs.h>
static inline void unmask_rm9k_irq(struct irq_data *d)
{
set_c0_intcontrol(0x1000 << (d->irq - RM9K_CPU_IRQ_BASE));
}
static inline void mask_rm9k_irq(struct irq_data *d)
{
clear_c0_intcontrol(0x1000 << (d->irq - RM9K_CPU_IRQ_BASE));
}
static inline void rm9k_cpu_irq_enable(struct irq_data *d)
{
unsigned long flags;
local_irq_save(flags);
unmask_rm9k_irq(d);
local_irq_restore(flags);
}
/*
* Performance counter interrupts are global on all processors.
*/
static void local_rm9k_perfcounter_irq_startup(void *args)
{
rm9k_cpu_irq_enable(args);
}
static unsigned int rm9k_perfcounter_irq_startup(struct irq_data *d)
{
on_each_cpu(local_rm9k_perfcounter_irq_startup, d, 1);
return 0;
}
static void local_rm9k_perfcounter_irq_shutdown(void *args)
{
unsigned long flags;
local_irq_save(flags);
mask_rm9k_irq(args);
local_irq_restore(flags);
}
static void rm9k_perfcounter_irq_shutdown(struct irq_data *d)
{
on_each_cpu(local_rm9k_perfcounter_irq_shutdown, d, 1);
}
static struct irq_chip rm9k_irq_controller = {
.name = "RM9000",
.irq_ack = mask_rm9k_irq,
.irq_mask = mask_rm9k_irq,
.irq_mask_ack = mask_rm9k_irq,
.irq_unmask = unmask_rm9k_irq,
.irq_eoi = unmask_rm9k_irq
};
static struct irq_chip rm9k_perfcounter_irq = {
.name = "RM9000",
.irq_startup = rm9k_perfcounter_irq_startup,
.irq_shutdown = rm9k_perfcounter_irq_shutdown,
.irq_ack = mask_rm9k_irq,
.irq_mask = mask_rm9k_irq,
.irq_mask_ack = mask_rm9k_irq,
.irq_unmask = unmask_rm9k_irq,
};
unsigned int rm9000_perfcount_irq;
EXPORT_SYMBOL(rm9000_perfcount_irq);
void __init rm9k_cpu_irq_init(void)
{
int base = RM9K_CPU_IRQ_BASE;
int i;
clear_c0_intcontrol(0x0000f000); /* Mask all */
for (i = base; i < base + 4; i++)
irq_set_chip_and_handler(i, &rm9k_irq_controller,
handle_level_irq);
rm9000_perfcount_irq = base + 1;
irq_set_chip_and_handler(rm9000_perfcount_irq, &rm9k_perfcounter_irq,
handle_percpu_irq);
}

4
arch/mips/mm/c-r4k.c
View File

@ -936,7 +936,6 @@ static void __cpuinit probe_pcache(void)
case CPU_RM7000:
rm7k_erratum31();
case CPU_RM9000:
icache_size = 1 << (12 + ((config & CONF_IC) >> 9));
c->icache.linesz = 16 << ((config & CONF_IB) >> 5);
c->icache.ways = 4;
@ -947,9 +946,7 @@ static void __cpuinit probe_pcache(void)
c->dcache.ways = 4;
c->dcache.waybit = __ffs(dcache_size / c->dcache.ways);
#if !defined(CONFIG_SMP) || !defined(RM9000_CDEX_SMP_WAR)
c->options |= MIPS_CPU_CACHE_CDEX_P;
#endif
c->options |= MIPS_CPU_PREFETCH;
break;
@ -1234,7 +1231,6 @@ static void __cpuinit setup_scache(void)
return;
case CPU_RM7000:
case CPU_RM9000:
#ifdef CONFIG_RM7000_CPU_SCACHE
rm7k_sc_init();
#endif

9
arch/mips/mm/page.c
View File

@ -140,15 +140,6 @@ static void __cpuinit set_prefetch_parameters(void)
pref_bias_copy_load = 256;
break;
case CPU_RM9000:
/*
* As a workaround for erratum G105 which make the
* PrepareForStore hint unusable we fall back to
* StoreRetained on the RM9000. Once it is known which
* versions of the RM9000 we'll be able to condition-
* alize this.
*/
case CPU_R10000:
case CPU_R12000:
case CPU_R14000:

18
arch/mips/mm/tlbex.c
View File

@ -603,24 +603,6 @@ static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l,
tlbw(p);
break;
case CPU_RM9000:
/*
* When the JTLB is updated by tlbwi or tlbwr, a subsequent
* use of the JTLB for instructions should not occur for 4
* cpu cycles and use for data translations should not occur
* for 3 cpu cycles.
*/
uasm_i_ssnop(p);
uasm_i_ssnop(p);
uasm_i_ssnop(p);
uasm_i_ssnop(p);
tlbw(p);
uasm_i_ssnop(p);
uasm_i_ssnop(p);
uasm_i_ssnop(p);
uasm_i_ssnop(p);
break;
case CPU_VR4111:
case CPU_VR4121:
case CPU_VR4122:

1
arch/mips/oprofile/Makefile
View File

@ -12,5 +12,4 @@ oprofile-$(CONFIG_CPU_MIPS32) += op_model_mipsxx.o
oprofile-$(CONFIG_CPU_MIPS64) += op_model_mipsxx.o
oprofile-$(CONFIG_CPU_R10000) += op_model_mipsxx.o
oprofile-$(CONFIG_CPU_SB1) += op_model_mipsxx.o
oprofile-$(CONFIG_CPU_RM9000) += op_model_rm9000.o
oprofile-$(CONFIG_CPU_LOONGSON2) += op_model_loongson2.o

4
arch/mips/oprofile/common.c
View File

@ -16,7 +16,6 @@
#include "op_impl.h"
extern struct op_mips_model op_model_mipsxx_ops __weak;
extern struct op_mips_model op_model_rm9000_ops __weak;
extern struct op_mips_model op_model_loongson2_ops __weak;
static struct op_mips_model *model;
@ -94,9 +93,6 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
lmodel = &op_model_mipsxx_ops;
break;
case CPU_RM9000:
lmodel = &op_model_rm9000_ops;
break;
case CPU_LOONGSON2:
lmodel = &op_model_loongson2_ops;
break;

138
arch/mips/oprofile/op_model_rm9000.c
View File

@ -1,138 +0,0 @@
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2004 by Ralf Baechle
*/
#include <linux/init.h>
#include <linux/oprofile.h>
#include <linux/interrupt.h>
#include <linux/smp.h>
#include "op_impl.h"
#define RM9K_COUNTER1_EVENT(event) ((event) << 0)
#define RM9K_COUNTER1_SUPERVISOR (1ULL << 7)
#define RM9K_COUNTER1_KERNEL (1ULL << 8)
#define RM9K_COUNTER1_USER (1ULL << 9)
#define RM9K_COUNTER1_ENABLE (1ULL << 10)
#define RM9K_COUNTER1_OVERFLOW (1ULL << 15)
#define RM9K_COUNTER2_EVENT(event) ((event) << 16)
#define RM9K_COUNTER2_SUPERVISOR (1ULL << 23)
#define RM9K_COUNTER2_KERNEL (1ULL << 24)
#define RM9K_COUNTER2_USER (1ULL << 25)
#define RM9K_COUNTER2_ENABLE (1ULL << 26)
#define RM9K_COUNTER2_OVERFLOW (1ULL << 31)
extern unsigned int rm9000_perfcount_irq;
static struct rm9k_register_config {
unsigned int control;
unsigned int reset_counter1;
unsigned int reset_counter2;
} reg;
/* Compute all of the registers in preparation for enabling profiling. */
static void rm9000_reg_setup(struct op_counter_config *ctr)
{
unsigned int control = 0;
/* Compute the performance counter control word. */
/* For now count kernel and user mode */
if (ctr[0].enabled)
control |= RM9K_COUNTER1_EVENT(ctr[0].event) |
RM9K_COUNTER1_KERNEL |
RM9K_COUNTER1_USER |
RM9K_COUNTER1_ENABLE;
if (ctr[1].enabled)
control |= RM9K_COUNTER2_EVENT(ctr[1].event) |
RM9K_COUNTER2_KERNEL |
RM9K_COUNTER2_USER |
RM9K_COUNTER2_ENABLE;
reg.control = control;
reg.reset_counter1 = 0x80000000 - ctr[0].count;
reg.reset_counter2 = 0x80000000 - ctr[1].count;
}
/* Program all of the registers in preparation for enabling profiling. */
static void rm9000_cpu_setup(void *args)
{
uint64_t perfcount;
perfcount = ((uint64_t) reg.reset_counter2 << 32) | reg.reset_counter1;
write_c0_perfcount(perfcount);
}
static void rm9000_cpu_start(void *args)
{
/* Start all counters on current CPU */
write_c0_perfcontrol(reg.control);
}
static void rm9000_cpu_stop(void *args)
{
/* Stop all counters on current CPU */
write_c0_perfcontrol(0);
}
static irqreturn_t rm9000_perfcount_handler(int irq, void *dev_id)
{
unsigned int control = read_c0_perfcontrol();
struct pt_regs *regs = get_irq_regs();
uint32_t counter1, counter2;
uint64_t counters;
/*
* RM9000 combines two 32-bit performance counters into a single
* 64-bit coprocessor zero register. To avoid a race updating the
* registers we need to stop the counters while we're messing with
* them ...
*/
write_c0_perfcontrol(0);
counters = read_c0_perfcount();
counter1 = counters;
counter2 = counters >> 32;
if (control & RM9K_COUNTER1_OVERFLOW) {
oprofile_add_sample(regs, 0);
counter1 = reg.reset_counter1;
}
if (control & RM9K_COUNTER2_OVERFLOW) {
oprofile_add_sample(regs, 1);
counter2 = reg.reset_counter2;
}
counters = ((uint64_t)counter2 << 32) | counter1;
write_c0_perfcount(counters);
write_c0_perfcontrol(reg.control);
return IRQ_HANDLED;
}
static int __init rm9000_init(void)
{
return request_irq(rm9000_perfcount_irq, rm9000_perfcount_handler,
0, "Perfcounter", NULL);
}
static void rm9000_exit(void)
{
free_irq(rm9000_perfcount_irq, NULL);
}
struct op_mips_model op_model_rm9000_ops = {
.reg_setup = rm9000_reg_setup,
.cpu_setup = rm9000_cpu_setup,
.init = rm9000_init,
.exit = rm9000_exit,
.cpu_start = rm9000_cpu_start,
.cpu_stop = rm9000_cpu_stop,
.cpu_type = "mips/rm9000",
.num_counters = 2
};

2
arch/mips/pci/Makefile
View File

@ -34,8 +34,6 @@ obj-$(CONFIG_MIPS_MALTA) += fixup-malta.o
obj-$(CONFIG_PMC_MSP7120_GW) += fixup-pmcmsp.o ops-pmcmsp.o
obj-$(CONFIG_PMC_MSP7120_EVAL) += fixup-pmcmsp.o ops-pmcmsp.o
obj-$(CONFIG_PMC_MSP7120_FPGA) += fixup-pmcmsp.o ops-pmcmsp.o
obj-$(CONFIG_PMC_YOSEMITE) += fixup-yosemite.o ops-titan.o ops-titan-ht.o \
pci-yosemite.o
obj-$(CONFIG_SGI_IP27) += ops-bridge.o pci-ip27.o
obj-$(CONFIG_SGI_IP32) += fixup-ip32.o ops-mace.o pci-ip32.o
obj-$(CONFIG_SIBYTE_SB1250) += fixup-sb1250.o pci-sb1250.o

41
arch/mips/pci/fixup-yosemite.c
View File

@ -1,41 +0,0 @@
/*
* Copyright 2003 PMC-Sierra
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/pci.h>
int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
if (pin == 0)
return -1;
return 3; /* Everything goes to one irq bit */
}
/* Do platform specific device initialization at pci_enable_device() time */
int pcibios_plat_dev_init(struct pci_dev *dev)
{
return 0;
}

124
arch/mips/pci/ops-titan-ht.c
View File

@ -1,124 +0,0 @@
/*
* Copyright 2003 PMC-Sierra
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <asm/io.h>
#include <asm/titan_dep.h>
static int titan_ht_config_read_dword(struct pci_bus *bus, unsigned int devfn,
int offset, u32 *val)
{
volatile uint32_t address;
int busno;
busno = bus->number;
address = (busno << 16) | (devfn << 8) | (offset & 0xfc) | 0x80000000;
if (busno != 0)
address |= 1;
/*
* RM9000 HT Errata: Issue back to back HT config
* transcations. Issue a BIU sync before and
* after the HT cycle
*/
*(volatile int32_t *) 0xfb0000f0 |= 0x2;
udelay(30);
*(volatile int32_t *) 0xfb0006f8 = address;
*(val) = *(volatile int32_t *) 0xfb0006fc;
udelay(30);
* (volatile int32_t *) 0xfb0000f0 |= 0x2;
return PCIBIOS_SUCCESSFUL;
}
static int titan_ht_config_read(struct pci_bus *bus, unsigned int devfn,
int offset, int size, u32 *val)
{
uint32_t dword;
titan_ht_config_read_dword(bus, devfn, offset, &dword);
dword >>= ((offset & 3) << 3);
dword &= (0xffffffffU >> ((4 - size) << 8));
return PCIBIOS_SUCCESSFUL;
}
static inline int titan_ht_config_write_dword(struct pci_bus *bus,
unsigned int devfn, int offset, u32 val)
{
volatile uint32_t address;
int busno;
busno = bus->number;
address = (busno << 16) | (devfn << 8) | (offset & 0xfc) | 0x80000000;
if (busno != 0)
address |= 1;
*(volatile int32_t *) 0xfb0000f0 |= 0x2;
udelay(30);
*(volatile int32_t *) 0xfb0006f8 = address;
*(volatile int32_t *) 0xfb0006fc = val;
udelay(30);
*(volatile int32_t *) 0xfb0000f0 |= 0x2;
return PCIBIOS_SUCCESSFUL;
}
static int titan_ht_config_write(struct pci_bus *bus, unsigned int devfn,
int offset, int size, u32 val)
{
uint32_t val1, val2, mask;
titan_ht_config_read_dword(bus, devfn, offset, &val2);
val1 = val << ((offset & 3) << 3);
mask = ~(0xffffffffU >> ((4 - size) << 8));
val2 &= ~(mask << ((offset & 3) << 8));
titan_ht_config_write_dword(bus, devfn, offset, val1 | val2);
return PCIBIOS_SUCCESSFUL;
}
struct pci_ops titan_ht_pci_ops = {
.read = titan_ht_config_read,
.write = titan_ht_config_write,
};

111
arch/mips/pci/ops-titan.c
View File

@ -1,111 +0,0 @@
/*
* Copyright 2003 PMC-Sierra
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/kernel.h>
#include <asm/pci.h>
#include <asm/io.h>
#include <asm/rm9k-ocd.h>
/*
* PCI specific defines
*/
#define TITAN_PCI_0_CONFIG_ADDRESS 0x780
#define TITAN_PCI_0_CONFIG_DATA 0x784
/*
* Titan PCI Config Read Byte
*/
static int titan_read_config(struct pci_bus *bus, unsigned int devfn, int reg,
int size, u32 * val)
{
uint32_t address, tmp;
int dev, busno, func;
busno = bus->number;
dev = PCI_SLOT(devfn);
func = PCI_FUNC(devfn);
address = (busno << 16) | (dev << 11) | (func << 8) |
(reg & 0xfc) | 0x80000000;
/* start the configuration cycle */
ocd_writel(address, TITAN_PCI_0_CONFIG_ADDRESS);
tmp = ocd_readl(TITAN_PCI_0_CONFIG_DATA) >> ((reg & 3) << 3);
switch (size) {
case 1:
tmp &= 0xff;
case 2:
tmp &= 0xffff;
}
*val = tmp;
return PCIBIOS_SUCCESSFUL;
}
static int titan_write_config(struct pci_bus *bus, unsigned int devfn, int reg,
int size, u32 val)
{
uint32_t address;
int dev, busno, func;
busno = bus->number;
dev = PCI_SLOT(devfn);
func = PCI_FUNC(devfn);
address = (busno << 16) | (dev << 11) | (func << 8) |
(reg & 0xfc) | 0x80000000;
/* start the configuration cycle */
ocd_writel(address, TITAN_PCI_0_CONFIG_ADDRESS);
/* write the data */
switch (size) {
case 1:
ocd_writeb(val, TITAN_PCI_0_CONFIG_DATA + (~reg & 0x3));
break;
case 2:
ocd_writew(val, TITAN_PCI_0_CONFIG_DATA + (~reg & 0x2));
break;
case 4:
ocd_writel(val, TITAN_PCI_0_CONFIG_DATA);
break;
}
return PCIBIOS_SUCCESSFUL;
}
/*
* Titan PCI structure
*/
struct pci_ops titan_pci_ops = {
titan_read_config,
titan_write_config,
};

67
arch/mips/pci/pci-yosemite.c
View File

@ -1,67 +0,0 @@
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2004 by Ralf Baechle (ralf@linux-mips.org)
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/pci.h>
#include <asm/titan_dep.h>
extern struct pci_ops titan_pci_ops;
static struct resource py_mem_resource = {
.start = 0xe0000000UL,
.end = 0xe3ffffffUL,
.name = "Titan PCI MEM",
.flags = IORESOURCE_MEM
};
/*
* PMON really reserves 16MB of I/O port space but that's stupid, nothing
* needs that much since allocations are limited to 256 bytes per device
* anyway. So we just claim 64kB here.
*/
#define TITAN_IO_SIZE 0x0000ffffUL
#define TITAN_IO_BASE 0xe8000000UL
static struct resource py_io_resource = {
.start = 0x00001000UL,
.end = TITAN_IO_SIZE - 1,
.name = "Titan IO MEM",
.flags = IORESOURCE_IO,
};
static struct pci_controller py_controller = {
.pci_ops = &titan_pci_ops,
.mem_resource = &py_mem_resource,
.mem_offset = 0x00000000UL,
.io_resource = &py_io_resource,
.io_offset = 0x00000000UL
};
static char ioremap_failed[] __initdata = "Could not ioremap I/O port range";
static int __init pmc_yosemite_setup(void)
{
unsigned long io_v_base;
io_v_base = (unsigned long) ioremap(TITAN_IO_BASE, TITAN_IO_SIZE);
if (!io_v_base)
panic(ioremap_failed);
set_io_port_base(io_v_base);
py_controller.io_map_base = io_v_base;
TITAN_WRITE(RM9000x2_OCD_LKM7, TITAN_READ(RM9000x2_OCD_LKM7) | 1);
ioport_resource.end = TITAN_IO_SIZE - 1;
register_pci_controller(&py_controller);
return 0;
}
arch_initcall(pmc_yosemite_setup);

4
arch/mips/pmc-sierra/Kconfig
View File

@ -34,10 +34,6 @@ config PMC_MSP7120_FPGA
endchoice
config HYPERTRANSPORT
bool "Hypertransport Support for PMC-Sierra Yosemite"
depends on PMC_YOSEMITE
config MSP_HAS_USB
boolean
depends on PMC_MSP

7
arch/mips/pmc-sierra/Platform
View File

@ -5,10 +5,3 @@ platform-$(CONFIG_PMC_MSP) += pmc-sierra/msp71xx/
cflags-$(CONFIG_PMC_MSP) += -I$(srctree)/arch/mips/include/asm/pmc-sierra/msp71xx \
-mno-branch-likely
load-$(CONFIG_PMC_MSP) += 0xffffffff80100000
#
# PMC-Sierra Yosemite
#
platform-$(CONFIG_PMC_YOSEMITE) += pmc-sierra/yosemite/
cflags-$(CONFIG_PMC_YOSEMITE) += -I$(srctree)/arch/mips/include/asm/mach-yosemite
load-$(CONFIG_PMC_YOSEMITE) += 0xffffffff80100000

7
arch/mips/pmc-sierra/yosemite/Makefile
View File

@ -1,7 +0,0 @@
#
# Makefile for the PMC-Sierra Titan
#
obj-y += irq.o prom.o py-console.o setup.o
obj-$(CONFIG_SMP) += smp.o

169
arch/mips/pmc-sierra/yosemite/atmel_read_eeprom.c
View File

@ -1,169 +0,0 @@
/*
* Copyright (C) 2003 PMC-Sierra Inc.
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*
* Description:
*
* This code reads the ATMEL 24CXX EEPROM. The PMC-Sierra Yosemite board uses the ATMEL
* 24C32/24C64 which uses two byte addressing as compared to 24C16. Note that this program
* uses the serial port like /dev/ttyS0, to communicate with the EEPROM. Hence, you are
* expected to have a connectivity from the EEPROM to the serial port. This program does
* __not__ communicate using the I2C protocol
*/
#include "atmel_read_eeprom.h"
static void delay(int delay)
{
while (delay--);
}
static void send_bit(unsigned char bit)
{
scl_lo;
delay(TXX);
if (bit)
sda_hi;
else
sda_lo;
delay(TXX);
scl_hi;
delay(TXX);
}
static void send_ack(void)
{
send_bit(0);
}
static void send_byte(unsigned char byte)
{
int i = 0;
for (i = 7; i >= 0; i--)
send_bit((byte >> i) & 0x01);
}
static void send_start(void)
{
sda_hi;
delay(TXX);
scl_hi;
delay(TXX);
sda_lo;
delay(TXX);
}
static void send_stop(void)
{
sda_lo;
delay(TXX);
scl_hi;
delay(TXX);
sda_hi;
delay(TXX);
}
static void do_idle(void)
{
sda_hi;
scl_hi;
vcc_off;
}
static int recv_bit(void)
{
int status;
scl_lo;
delay(TXX);
sda_hi;
delay(TXX);
scl_hi;
delay(TXX);
return 1;
}
static unsigned char recv_byte(void) {
int i;
unsigned char byte=0;
for (i=7;i>=0;i--)
byte |= (recv_bit() << i);
return byte;
}
static int recv_ack(void)
{
unsigned int ack;
ack = (unsigned int)recv_bit();
scl_lo;
if (ack) {
do_idle();
printk(KERN_ERR "Error reading the Atmel 24C32/24C64 EEPROM\n");
return -1;
}
return ack;
}
/*
* This function does the actual read of the EEPROM. It needs the buffer into which the
* read data is copied, the size of the EEPROM being read and the buffer size
*/
int read_eeprom(char *buffer, int eeprom_size, int size)
{
int i = 0, err;
send_start();
send_byte(W_HEADER);
recv_ack();
/* EEPROM with size of more than 2K need two byte addressing */
if (eeprom_size > 2048) {
send_byte(0x00);
recv_ack();
}
send_start();
send_byte(R_HEADER);
err = recv_ack();
if (err == -1)
return err;
for (i = 0; i < size; i++) {
*buffer++ = recv_byte();
send_ack();
}
/* Note : We should do some check if the buffer contains correct information */
send_stop();
}

67
arch/mips/pmc-sierra/yosemite/atmel_read_eeprom.h
View File

@ -1,67 +0,0 @@
/*
* arch/mips/pmc-sierra/yosemite/atmel_read_eeprom.c
*
* Copyright (C) 2003 PMC-Sierra Inc.
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
* Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*
* Header file for atmel_read_eeprom.c
*/
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <asm/pci.h>
#include <asm/io.h>
#include <linux/init.h>
#include <asm/termios.h>
#include <asm/ioctls.h>
#include <linux/ioctl.h>
#include <linux/fcntl.h>
#define DEFAULT_PORT "/dev/ttyS0" /* Port to open */
#define TXX 0 /* Dummy loop for spinning */
#define BLOCK_SEL 0x00
#define SLAVE_ADDR 0xa0
#define READ_BIT 0x01
#define WRITE_BIT 0x00
#define R_HEADER SLAVE_ADDR + BLOCK_SEL + READ_BIT
#define W_HEADER SLAVE_ADDR + BLOCK_SEL + WRITE_BIT
/*
* Clock, Voltages and Data
*/
#define vcc_off (ioctl(fd, TIOCSBRK, 0))
#define vcc_on (ioctl(fd, TIOCCBRK, 0))
#define sda_hi (ioctl(fd, TIOCMBIS, &dtr))
#define sda_lo (ioctl(fd, TIOCMBIC, &dtr))
#define scl_lo (ioctl(fd, TIOCMBIC, &rts))
#define scl_hi (ioctl(fd, TIOCMBIS, &rts))
const char rts = TIOCM_RTS;
const char dtr = TIOCM_DTR;
int fd;

41
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/*
* Copyright 2003 PMC-Sierra
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <asm/pci.h>
/*
* HT Bus fixup for the Titan
* XXX IRQ values need to change based on the board layout
*/
void __init titan_ht_pcibios_fixup_bus(struct pci_bus *bus)
{
/*
* PLX and SPKT related changes go here
*/
}

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arch/mips/pmc-sierra/yosemite/ht.c
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/*
* Copyright 2003 PMC-Sierra
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/kernel.h>
#include <asm/pci.h>
#include <asm/io.h>
#include <linux/init.h>
#include <asm/titan_dep.h>
#ifdef CONFIG_HYPERTRANSPORT
/*
* This function check if the Hypertransport Link Initialization completed. If
* it did, then proceed further with scanning bus #2
*/
static __inline__ int check_titan_htlink(void)
{
u32 val;
val = *(volatile uint32_t *)(RM9000x2_HTLINK_REG);
if (val & 0x00000020)
/* HT Link Initialization completed */
return 1;
else
return 0;
}
static int titan_ht_config_read_dword(struct pci_dev *device,
int offset, u32* val)
{
int dev, bus, func;
uint32_t address_reg, data_reg;
uint32_t address;
bus = device->bus->number;
dev = PCI_SLOT(device->devfn);
func = PCI_FUNC(device->devfn);
/* XXX Need to change the Bus # */
if (bus > 2)
address = (bus << 16) | (dev << 11) | (func << 8) | (offset & 0xfc) |
0x80000000 | 0x1;
else
address = (dev << 11) | (func << 8) | (offset & 0xfc) | 0x80000000;
address_reg = RM9000x2_OCD_HTCFGA;
data_reg = RM9000x2_OCD_HTCFGD;
RM9K_WRITE(address_reg, address);
RM9K_READ(data_reg, val);
return PCIBIOS_SUCCESSFUL;
}
static int titan_ht_config_read_word(struct pci_dev *device,
int offset, u16* val)
{
int dev, bus, func;
uint32_t address_reg, data_reg;
uint32_t address;
bus = device->bus->number;
dev = PCI_SLOT(device->devfn);
func = PCI_FUNC(device->devfn);
/* XXX Need to change the Bus # */
if (bus > 2)
address = (bus << 16) | (dev << 11) | (func << 8) | (offset & 0xfc) |
0x80000000 | 0x1;
else
address = (dev << 11) | (func << 8) | (offset & 0xfc) | 0x80000000;
address_reg = RM9000x2_OCD_HTCFGA;
data_reg = RM9000x2_OCD_HTCFGD;
if ((offset & 0x3) == 0)
offset = 0x2;
else
offset = 0x0;
RM9K_WRITE(address_reg, address);
RM9K_READ_16(data_reg + offset, val);
return PCIBIOS_SUCCESSFUL;
}
u32 longswap(unsigned long l)
{
unsigned char b1, b2, b3, b4;
b1 = l&255;
b2 = (l>>8)&255;
b3 = (l>>16)&255;
b4 = (l>>24)&255;
return ((b1<<24) + (b2<<16) + (b3<<8) + b4);
}
static int titan_ht_config_read_byte(struct pci_dev *device,
int offset, u8* val)
{
int dev, bus, func;
uint32_t address_reg, data_reg;
uint32_t address;
int offset1;
bus = device->bus->number;
dev = PCI_SLOT(device->devfn);
func = PCI_FUNC(device->devfn);
/* XXX Need to change the Bus # */
if (bus > 2)
address = (bus << 16) | (dev << 11) | (func << 8) | (offset & 0xfc) |
0x80000000 | 0x1;
else
address = (dev << 11) | (func << 8) | (offset & 0xfc) | 0x80000000;
address_reg = RM9000x2_OCD_HTCFGA;
data_reg = RM9000x2_OCD_HTCFGD;
RM9K_WRITE(address_reg, address);
if ((offset & 0x3) == 0) {
offset1 = 0x3;
}
if ((offset & 0x3) == 1) {
offset1 = 0x2;
}
if ((offset & 0x3) == 2) {
offset1 = 0x1;
}
if ((offset & 0x3) == 3) {
offset1 = 0x0;
}
RM9K_READ_8(data_reg + offset1, val);
return PCIBIOS_SUCCESSFUL;
}
static int titan_ht_config_write_dword(struct pci_dev *device,
int offset, u8 val)
{
int dev, bus, func;
uint32_t address_reg, data_reg;
uint32_t address;
bus = device->bus->number;
dev = PCI_SLOT(device->devfn);
func = PCI_FUNC(device->devfn);
/* XXX Need to change the Bus # */
if (bus > 2)
address = (bus << 16) | (dev << 11) | (func << 8) | (offset & 0xfc) |
0x80000000 | 0x1;
else
address = (dev << 11) | (func << 8) | (offset & 0xfc) | 0x80000000;
address_reg = RM9000x2_OCD_HTCFGA;
data_reg = RM9000x2_OCD_HTCFGD;
RM9K_WRITE(address_reg, address);
RM9K_WRITE(data_reg, val);
return PCIBIOS_SUCCESSFUL;
}
static int titan_ht_config_write_word(struct pci_dev *device,
int offset, u8 val)
{
int dev, bus, func;
uint32_t address_reg, data_reg;
uint32_t address;
bus = device->bus->number;
dev = PCI_SLOT(device->devfn);
func = PCI_FUNC(device->devfn);
/* XXX Need to change the Bus # */
if (bus > 2)
address = (bus << 16) | (dev << 11) | (func << 8) | (offset & 0xfc) |
0x80000000 | 0x1;
else
address = (dev << 11) | (func << 8) | (offset & 0xfc) | 0x80000000;
address_reg = RM9000x2_OCD_HTCFGA;
data_reg = RM9000x2_OCD_HTCFGD;
if ((offset & 0x3) == 0)
offset = 0x2;
else
offset = 0x0;
RM9K_WRITE(address_reg, address);
RM9K_WRITE_16(data_reg + offset, val);
return PCIBIOS_SUCCESSFUL;
}
static int titan_ht_config_write_byte(struct pci_dev *device,
int offset, u8 val)
{
int dev, bus, func;
uint32_t address_reg, data_reg;
uint32_t address;
int offset1;
bus = device->bus->number;
dev = PCI_SLOT(device->devfn);
func = PCI_FUNC(device->devfn);
/* XXX Need to change the Bus # */
if (bus > 2)
address = (bus << 16) | (dev << 11) | (func << 8) | (offset & 0xfc) |
0x80000000 | 0x1;
else
address = (dev << 11) | (func << 8) | (offset & 0xfc) | 0x80000000;
address_reg = RM9000x2_OCD_HTCFGA;
data_reg = RM9000x2_OCD_HTCFGD;
RM9K_WRITE(address_reg, address);
if ((offset & 0x3) == 0) {
offset1 = 0x3;
}
if ((offset & 0x3) == 1) {
offset1 = 0x2;
}
if ((offset & 0x3) == 2) {
offset1 = 0x1;
}
if ((offset & 0x3) == 3) {
offset1 = 0x0;
}
RM9K_WRITE_8(data_reg + offset1, val);
return PCIBIOS_SUCCESSFUL;
}
static void titan_pcibios_set_master(struct pci_dev *dev)
{
u16 cmd;
int bus = dev->bus->number;
if (check_titan_htlink())
titan_ht_config_read_word(dev, PCI_COMMAND, &cmd);
cmd |= PCI_COMMAND_MASTER;
if (check_titan_htlink())
titan_ht_config_write_word(dev, PCI_COMMAND, cmd);
}
int pcibios_enable_resources(struct pci_dev *dev)
{
u16 cmd, old_cmd;
u8 tmp1;
int idx;
struct resource *r;
int bus = dev->bus->number;
if (check_titan_htlink())
titan_ht_config_read_word(dev, PCI_COMMAND, &cmd);
old_cmd = cmd;
for (idx = 0; idx < 6; idx++) {
r = &dev->resource[idx];
if (!r->start && r->end) {
printk(KERN_ERR
"PCI: Device %s not available because of "
"resource collisions\n", pci_name(dev));
return -EINVAL;
}
if (r->flags & IORESOURCE_IO)
cmd |= PCI_COMMAND_IO;
if (r->flags & IORESOURCE_MEM)
cmd |= PCI_COMMAND_MEMORY;
}
if (cmd != old_cmd) {
if (check_titan_htlink())
titan_ht_config_write_word(dev, PCI_COMMAND, cmd);
}
if (check_titan_htlink())
titan_ht_config_read_byte(dev, PCI_CACHE_LINE_SIZE, &tmp1);
if (tmp1 != 8) {
printk(KERN_WARNING "PCI setting cache line size to 8 from "
"%d\n", tmp1);
}
if (check_titan_htlink())
titan_ht_config_write_byte(dev, PCI_CACHE_LINE_SIZE, 8);
if (check_titan_htlink())
titan_ht_config_read_byte(dev, PCI_LATENCY_TIMER, &tmp1);
if (tmp1 < 32 || tmp1 == 0xff) {
printk(KERN_WARNING "PCI setting latency timer to 32 from %d\n",
tmp1);
}
if (check_titan_htlink())
titan_ht_config_write_byte(dev, PCI_LATENCY_TIMER, 32);
return 0;
}
int pcibios_enable_device(struct pci_dev *dev, int mask)
{
return pcibios_enable_resources(dev);
}
resource_size_t pcibios_align_resource(void *data, const struct resource *res,
resource_size_t size, resource_size_t align)
{
struct pci_dev *dev = data;
resource_size_t start = res->start;
if (res->flags & IORESOURCE_IO) {
/* We need to avoid collisions with `mirrored' VGA ports
and other strange ISA hardware, so we always want the
addresses kilobyte aligned. */
if (size > 0x100) {
printk(KERN_ERR "PCI: I/O Region %s/%d too large"
" (%ld bytes)\n", pci_name(dev),
dev->resource - res, size);
}
start = (start + 1024 - 1) & ~(1024 - 1);
}
return start;
}
struct pci_ops titan_pci_ops = {
titan_ht_config_read_byte,
titan_ht_config_read_word,
titan_ht_config_read_dword,
titan_ht_config_write_byte,
titan_ht_config_write_word,
titan_ht_config_write_dword
};
void __init pcibios_fixup_bus(struct pci_bus *c)
{
titan_ht_pcibios_fixup_bus(c);
}
void __init pcibios_init(void)
{
/* Reset PCI I/O and PCI MEM values */
/* XXX Need to add the proper values here */
ioport_resource.start = 0xe0000000;
ioport_resource.end = 0xe0000000 + 0x20000000 - 1;
iomem_resource.start = 0xc0000000;
iomem_resource.end = 0xc0000000 + 0x20000000 - 1;
/* XXX Need to add bus values */
pci_scan_bus(2, &titan_pci_ops, NULL);
pci_scan_bus(3, &titan_pci_ops, NULL);
}
unsigned __init int pcibios_assign_all_busses(void)
{
/* We want to use the PCI bus detection done by PMON */
return 0;
}
#endif /* CONFIG_HYPERTRANSPORT */

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arch/mips/pmc-sierra/yosemite/irq.c
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/*
* Copyright (C) 2003 PMC-Sierra Inc.
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
*
* Copyright (C) 2006 Ralf Baechle (ralf@linux-mips.org)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
* Second level Interrupt handlers for the PMC-Sierra Titan/Yosemite board
*/
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/kernel_stat.h>
#include <linux/module.h>
#include <linux/signal.h>
#include <linux/sched.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/ioport.h>
#include <linux/irq.h>
#include <linux/timex.h>
#include <linux/random.h>
#include <linux/bitops.h>
#include <asm/bootinfo.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/irq_cpu.h>
#include <asm/mipsregs.h>
#include <asm/titan_dep.h>
/* Hypertransport specific */
#define IRQ_ACK_BITS 0x00000000 /* Ack bits */
#define HYPERTRANSPORT_INTA 0x78 /* INTA# */
#define HYPERTRANSPORT_INTB 0x79 /* INTB# */
#define HYPERTRANSPORT_INTC 0x7a /* INTC# */
#define HYPERTRANSPORT_INTD 0x7b /* INTD# */
extern void titan_mailbox_irq(void);
#ifdef CONFIG_HYPERTRANSPORT
/*
* Handle hypertransport & SMP interrupts. The interrupt lines are scarce.
* For interprocessor interrupts, the best thing to do is to use the INTMSG
* register. We use the same external interrupt line, i.e. INTB3 and monitor
* another status bit
*/
static void ll_ht_smp_irq_handler(int irq)
{
u32 status = OCD_READ(RM9000x2_OCD_INTP0STATUS4);
/* Ack all the bits that correspond to the interrupt sources */
if (status != 0)
OCD_WRITE(RM9000x2_OCD_INTP0STATUS4, IRQ_ACK_BITS);
status = OCD_READ(RM9000x2_OCD_INTP1STATUS4);
if (status != 0)
OCD_WRITE(RM9000x2_OCD_INTP1STATUS4, IRQ_ACK_BITS);
#ifdef CONFIG_HT_LEVEL_TRIGGER
/*
* Level Trigger Mode only. Send the HT EOI message back to the source.
*/
switch (status) {
case 0x1000000:
OCD_WRITE(RM9000x2_OCD_HTEOI, HYPERTRANSPORT_INTA);
break;
case 0x2000000:
OCD_WRITE(RM9000x2_OCD_HTEOI, HYPERTRANSPORT_INTB);
break;
case 0x4000000:
OCD_WRITE(RM9000x2_OCD_HTEOI, HYPERTRANSPORT_INTC);
break;
case 0x8000000:
OCD_WRITE(RM9000x2_OCD_HTEOI, HYPERTRANSPORT_INTD);
break;
case 0x0000001:
/* PLX */
OCD_WRITE(RM9000x2_OCD_HTEOI, 0x20);
OCD_WRITE(IRQ_CLEAR_REG, IRQ_ACK_BITS);
break;
case 0xf000000:
OCD_WRITE(RM9000x2_OCD_HTEOI, HYPERTRANSPORT_INTA);
OCD_WRITE(RM9000x2_OCD_HTEOI, HYPERTRANSPORT_INTB);
OCD_WRITE(RM9000x2_OCD_HTEOI, HYPERTRANSPORT_INTC);
OCD_WRITE(RM9000x2_OCD_HTEOI, HYPERTRANSPORT_INTD);
break;
}
#endif /* CONFIG_HT_LEVEL_TRIGGER */
do_IRQ(irq);
}
#endif
asmlinkage void plat_irq_dispatch(void)
{
unsigned int cause = read_c0_cause();
unsigned int status = read_c0_status();
unsigned int pending = cause & status;
if (pending & STATUSF_IP7) {
do_IRQ(7);
} else if (pending & STATUSF_IP2) {
#ifdef CONFIG_HYPERTRANSPORT
ll_ht_smp_irq_handler(2);
#else
do_IRQ(2);
#endif
} else if (pending & STATUSF_IP3) {
do_IRQ(3);
} else if (pending & STATUSF_IP4) {
do_IRQ(4);
} else if (pending & STATUSF_IP5) {
#ifdef CONFIG_SMP
titan_mailbox_irq();
#else
do_IRQ(5);
#endif
} else if (pending & STATUSF_IP6) {
do_IRQ(4);
}
}
/*
* Initialize the next level interrupt handler
*/
void __init arch_init_irq(void)
{
clear_c0_status(ST0_IM);
mips_cpu_irq_init();
rm7k_cpu_irq_init();
rm9k_cpu_irq_init();
}

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arch/mips/pmc-sierra/yosemite/prom.c
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/*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* Copyright (C) 2003, 2004 PMC-Sierra Inc.
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
* Copyright (C) 2004 Ralf Baechle
*/
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/smp.h>
#include <asm/io.h>
#include <asm/pgtable.h>
#include <asm/processor.h>
#include <asm/reboot.h>
#include <asm/smp-ops.h>
#include <asm/bootinfo.h>
#include <asm/pmon.h>
#ifdef CONFIG_SMP
extern void prom_grab_secondary(void);
#else
#define prom_grab_secondary() do { } while (0)
#endif
#include "setup.h"
struct callvectors *debug_vectors;
extern unsigned long yosemite_base;
extern unsigned long cpu_clock_freq;
const char *get_system_type(void)
{
return "PMC-Sierra Yosemite";
}
static void prom_cpu0_exit(void *arg)
{
void *nvram = (void *) YOSEMITE_RTC_BASE;
/* Ask the NVRAM/RTC/watchdog chip to assert reset in 1/16 second */
writeb(0x84, nvram + 0xff7);
/* wait for the watchdog to go off */
mdelay(100 + (1000 / 16));
/* if the watchdog fails for some reason, let people know */
printk(KERN_NOTICE "Watchdog reset failed\n");
}
/*
* Reset the NVRAM over the local bus
*/
static void prom_exit(void)
{
#ifdef CONFIG_SMP
if (smp_processor_id())
/* CPU 1 */
smp_call_function(prom_cpu0_exit, NULL, 1);
#endif
prom_cpu0_exit(NULL);
}
/*
* Halt the system
*/
static void prom_halt(void)
{
printk(KERN_NOTICE "\n** You can safely turn off the power\n");
while (1)
__asm__(".set\tmips3\n\t" "wait\n\t" ".set\tmips0");
}
extern struct plat_smp_ops yos_smp_ops;
/*
* Init routine which accepts the variables from PMON
*/
void __init prom_init(void)
{
int argc = fw_arg0;
char **arg = (char **) fw_arg1;
char **env = (char **) fw_arg2;
struct callvectors *cv = (struct callvectors *) fw_arg3;
int i = 0;
/* Callbacks for halt, restart */
_machine_restart = (void (*)(char *)) prom_exit;
_machine_halt = prom_halt;
pm_power_off = prom_halt;
debug_vectors = cv;
arcs_cmdline[0] = '\0';
/* Get the boot parameters */
for (i = 1; i < argc; i++) {
if (strlen(arcs_cmdline) + strlen(arg[i]) + 1 >=
sizeof(arcs_cmdline))
break;
strcat(arcs_cmdline, arg[i]);
strcat(arcs_cmdline, " ");
}
#ifdef CONFIG_SERIAL_8250_CONSOLE
if ((strstr(arcs_cmdline, "console=ttyS")) == NULL)
strcat(arcs_cmdline, "console=ttyS0,115200");
#endif
while (*env) {
if (strncmp("ocd_base", *env, strlen("ocd_base")) == 0)
yosemite_base =
simple_strtol(*env + strlen("ocd_base="), NULL,
16);
if (strncmp("cpuclock", *env, strlen("cpuclock")) == 0)
cpu_clock_freq =
simple_strtol(*env + strlen("cpuclock="), NULL,
10);
env++;
}
prom_grab_secondary();
register_smp_ops(&yos_smp_ops);
}
void __init prom_free_prom_memory(void)
{
}
void __init prom_fixup_mem_map(unsigned long start, unsigned long end)
{
}

109
arch/mips/pmc-sierra/yosemite/py-console.c
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/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2001, 2002, 2004 Ralf Baechle
*/
#include <linux/init.h>
#include <linux/console.h>
#include <linux/kdev_t.h>
#include <linux/major.h>
#include <linux/termios.h>
#include <linux/sched.h>
#include <linux/tty.h>
#include <linux/serial.h>
#include <linux/serial_core.h>
#include <asm/serial.h>
#include <asm/io.h>
/* SUPERIO uart register map */
struct yo_uartregs {
union {
volatile u8 rbr; /* read only, DLAB == 0 */
volatile u8 thr; /* write only, DLAB == 0 */
volatile u8 dll; /* DLAB == 1 */
} u1;
union {
volatile u8 ier; /* DLAB == 0 */
volatile u8 dlm; /* DLAB == 1 */
} u2;
union {
volatile u8 iir; /* read only */
volatile u8 fcr; /* write only */
} u3;
volatile u8 iu_lcr;
volatile u8 iu_mcr;
volatile u8 iu_lsr;
volatile u8 iu_msr;
volatile u8 iu_scr;
} yo_uregs_t;
#define iu_rbr u1.rbr
#define iu_thr u1.thr
#define iu_dll u1.dll
#define iu_ier u2.ier
#define iu_dlm u2.dlm
#define iu_iir u3.iir
#define iu_fcr u3.fcr
#define ssnop() __asm__ __volatile__("sll $0, $0, 1\n");
#define ssnop_4() do { ssnop(); ssnop(); ssnop(); ssnop(); } while (0)
#define IO_BASE_64 0x9000000000000000ULL
static unsigned char readb_outer_space(unsigned long long phys)
{
unsigned long long vaddr = IO_BASE_64 | phys;
unsigned char res;
unsigned int sr;
sr = read_c0_status();
write_c0_status((sr | ST0_KX) & ~ ST0_IE);
ssnop_4();
__asm__ __volatile__ (
" .set mips3 \n"
" ld %0, %1 \n"
" lbu %0, (%0) \n"
" .set mips0 \n"
: "=r" (res)
: "m" (vaddr));
write_c0_status(sr);
ssnop_4();
return res;
}
static void writeb_outer_space(unsigned long long phys, unsigned char c)
{
unsigned long long vaddr = IO_BASE_64 | phys;
unsigned long tmp;
unsigned int sr;
sr = read_c0_status();
write_c0_status((sr | ST0_KX) & ~ ST0_IE);
ssnop_4();
__asm__ __volatile__ (
" .set mips3 \n"
" ld %0, %1 \n"
" sb %2, (%0) \n"
" .set mips0 \n"
: "=&r" (tmp)
: "m" (vaddr), "r" (c));
write_c0_status(sr);
ssnop_4();
}
void prom_putchar(char c)
{
unsigned long lsr = 0xfd000008ULL + offsetof(struct yo_uartregs, iu_lsr);
unsigned long thr = 0xfd000008ULL + offsetof(struct yo_uartregs, iu_thr);
while ((readb_outer_space(lsr) & 0x20) == 0);
writeb_outer_space(thr, c);
}

224
arch/mips/pmc-sierra/yosemite/setup.c
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/*
* Copyright (C) 2003 PMC-Sierra Inc.
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
*
* Copyright (C) 2004 by Ralf Baechle (ralf@linux-mips.org)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/bcd.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/types.h>
#include <linux/mm.h>
#include <linux/bootmem.h>
#include <linux/swap.h>
#include <linux/ioport.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/timex.h>
#include <linux/termios.h>
#include <linux/tty.h>
#include <linux/serial.h>
#include <linux/serial_core.h>
#include <linux/serial_8250.h>
#include <asm/time.h>
#include <asm/bootinfo.h>
#include <asm/page.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/processor.h>
#include <asm/reboot.h>
#include <asm/serial.h>
#include <asm/titan_dep.h>
#include <asm/m48t37.h>
#include "setup.h"
unsigned char titan_ge_mac_addr_base[6] = {
// 0x00, 0x03, 0xcc, 0x1d, 0x22, 0x00
0x00, 0xe0, 0x04, 0x00, 0x00, 0x21
};
unsigned long cpu_clock_freq;
unsigned long yosemite_base;
static struct m48t37_rtc *m48t37_base;
void __init bus_error_init(void)
{
/* Do nothing */
}
void read_persistent_clock(struct timespec *ts)
{
unsigned int year, month, day, hour, min, sec;
unsigned long flags;
spin_lock_irqsave(&rtc_lock, flags);
/* Stop the update to the time */
m48t37_base->control = 0x40;
year = bcd2bin(m48t37_base->year);
year += bcd2bin(m48t37_base->century) * 100;
month = bcd2bin(m48t37_base->month);
day = bcd2bin(m48t37_base->date);
hour = bcd2bin(m48t37_base->hour);
min = bcd2bin(m48t37_base->min);
sec = bcd2bin(m48t37_base->sec);
/* Start the update to the time again */
m48t37_base->control = 0x00;
spin_unlock_irqrestore(&rtc_lock, flags);
ts->tv_sec = mktime(year, month, day, hour, min, sec);
ts->tv_nsec = 0;
}
int rtc_mips_set_time(unsigned long tim)
{
struct rtc_time tm;
unsigned long flags;
/*
* Convert to a more useful format -- note months count from 0
* and years from 1900
*/
rtc_time_to_tm(tim, &tm);
tm.tm_year += 1900;
tm.tm_mon += 1;
spin_lock_irqsave(&rtc_lock, flags);
/* enable writing */
m48t37_base->control = 0x80;
/* year */
m48t37_base->year = bin2bcd(tm.tm_year % 100);
m48t37_base->century = bin2bcd(tm.tm_year / 100);
/* month */
m48t37_base->month = bin2bcd(tm.tm_mon);
/* day */
m48t37_base->date = bin2bcd(tm.tm_mday);
/* hour/min/sec */
m48t37_base->hour = bin2bcd(tm.tm_hour);
m48t37_base->min = bin2bcd(tm.tm_min);
m48t37_base->sec = bin2bcd(tm.tm_sec);
/* day of week -- not really used, but let's keep it up-to-date */
m48t37_base->day = bin2bcd(tm.tm_wday + 1);
/* disable writing */
m48t37_base->control = 0x00;
spin_unlock_irqrestore(&rtc_lock, flags);
return 0;
}
void __init plat_time_init(void)
{
mips_hpt_frequency = cpu_clock_freq / 2;
mips_hpt_frequency = 33000000 * 3 * 5;
}
unsigned long ocd_base;
EXPORT_SYMBOL(ocd_base);
/*
* Common setup before any secondaries are started
*/
#define TITAN_UART_CLK 3686400
#define TITAN_SERIAL_BASE_BAUD (TITAN_UART_CLK / 16)
#define TITAN_SERIAL_IRQ 4
#define TITAN_SERIAL_BASE 0xfd000008UL
static void __init py_map_ocd(void)
{
ocd_base = (unsigned long) ioremap(OCD_BASE, OCD_SIZE);
if (!ocd_base)
panic("Mapping OCD failed - game over. Your score is 0.");
/* Kludge for PMON bug ... */
OCD_WRITE(0x0710, 0x0ffff029);
}
static void __init py_uart_setup(void)
{
#ifdef CONFIG_SERIAL_8250
struct uart_port up;
/*
* Register to interrupt zero because we share the interrupt with
* the serial driver which we don't properly support yet.
*/
memset(&up, 0, sizeof(up));
up.membase = (unsigned char *) ioremap(TITAN_SERIAL_BASE, 8);
up.irq = TITAN_SERIAL_IRQ;
up.uartclk = TITAN_UART_CLK;
up.regshift = 0;
up.iotype = UPIO_MEM;
up.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST;
up.line = 0;
if (early_serial_setup(&up))
printk(KERN_ERR "Early serial init of port 0 failed\n");
#endif /* CONFIG_SERIAL_8250 */
}
static void __init py_rtc_setup(void)
{
m48t37_base = ioremap(YOSEMITE_RTC_BASE, YOSEMITE_RTC_SIZE);
if (!m48t37_base)
printk(KERN_ERR "Mapping the RTC failed\n");
}
/* Not only time init but that's what the hook it's called through is named */
static void __init py_late_time_init(void)
{
py_map_ocd();
py_uart_setup();
py_rtc_setup();
}
void __init plat_mem_setup(void)
{
late_time_init = py_late_time_init;
/* Add memory regions */
add_memory_region(0x00000000, 0x10000000, BOOT_MEM_RAM);
#if 0 /* XXX Crash ... */
OCD_WRITE(RM9000x2_OCD_HTSC,
OCD_READ(RM9000x2_OCD_HTSC) | HYPERTRANSPORT_ENABLE);
/* Set the BAR. Shifted mode */
OCD_WRITE(RM9000x2_OCD_HTBAR0, HYPERTRANSPORT_BAR0_ADDR);
OCD_WRITE(RM9000x2_OCD_HTMASK0, HYPERTRANSPORT_SIZE0);
#endif
}

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arch/mips/pmc-sierra/yosemite/setup.h
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/*
* Copyright 2003, 04 PMC-Sierra
* Author: Manish Lachwani (lachwani@pmc-sierra.com)
* Copyright 2004 Ralf Baechle <ralf@linux-mips.org>
*
* Board specific definititions for the PMC-Sierra Yosemite
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __SETUP_H__
#define __SETUP_H__
/* M48T37 RTC + NVRAM */
#define YOSEMITE_RTC_BASE 0xfc800000
#define YOSEMITE_RTC_SIZE 0x00800000
#define HYPERTRANSPORT_BAR0_ADDR 0x00000006
#define HYPERTRANSPORT_SIZE0 0x0fffffff
#define HYPERTRANSPORT_BAR0_ATTR 0x00002000
#define HYPERTRANSPORT_ENABLE 0x6
/*
* EEPROM Size
*/
#define TITAN_ATMEL_24C32_SIZE 32768
#define TITAN_ATMEL_24C64_SIZE 65536
#endif /* __SETUP_H__ */

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arch/mips/pmc-sierra/yosemite/smp.c
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#include <linux/linkage.h>
#include <linux/sched.h>
#include <linux/smp.h>
#include <asm/pmon.h>
#include <asm/titan_dep.h>
#include <asm/time.h>
#define LAUNCHSTACK_SIZE 256
static __cpuinitdata arch_spinlock_t launch_lock = __ARCH_SPIN_LOCK_UNLOCKED;
static unsigned long secondary_sp __cpuinitdata;
static unsigned long secondary_gp __cpuinitdata;
static unsigned char launchstack[LAUNCHSTACK_SIZE] __initdata
__attribute__((aligned(2 * sizeof(long))));
static void __init prom_smp_bootstrap(void)
{
local_irq_disable();
while (arch_spin_is_locked(&launch_lock));
__asm__ __volatile__(
" move $sp, %0 \n"
" move $gp, %1 \n"
" j smp_bootstrap \n"
:
: "r" (secondary_sp), "r" (secondary_gp));
}
/*
* PMON is a fragile beast. It'll blow up once the mappings it's littering
* right into the middle of KSEG3 are blown away so we have to grab the slave
* core early and keep it in a waiting loop.
*/
void __init prom_grab_secondary(void)
{
arch_spin_lock(&launch_lock);
pmon_cpustart(1, &prom_smp_bootstrap,
launchstack + LAUNCHSTACK_SIZE, 0);
}
void titan_mailbox_irq(void)
{
int cpu = smp_processor_id();
unsigned long status;
switch (cpu) {
case 0:
status = OCD_READ(RM9000x2_OCD_INTP0STATUS3);
OCD_WRITE(RM9000x2_OCD_INTP0CLEAR3, status);
if (status & 0x2)
smp_call_function_interrupt();
if (status & 0x4)
scheduler_ipi();
break;
case 1:
status = OCD_READ(RM9000x2_OCD_INTP1STATUS3);
OCD_WRITE(RM9000x2_OCD_INTP1CLEAR3, status);
if (status & 0x2)
smp_call_function_interrupt();
if (status & 0x4)
scheduler_ipi();
break;
}
}
/*
* Send inter-processor interrupt
*/
static void yos_send_ipi_single(int cpu, unsigned int action)
{
/*
* Generate an INTMSG so that it can be sent over to the
* destination CPU. The INTMSG will put the STATUS bits
* based on the action desired. An alternative strategy
* is to write to the Interrupt Set register, read the
* Interrupt Status register and clear the Interrupt
* Clear register. The latter is preffered.
*/
switch (action) {
case SMP_RESCHEDULE_YOURSELF:
if (cpu == 1)
OCD_WRITE(RM9000x2_OCD_INTP1SET3, 4);
else
OCD_WRITE(RM9000x2_OCD_INTP0SET3, 4);
break;
case SMP_CALL_FUNCTION:
if (cpu == 1)
OCD_WRITE(RM9000x2_OCD_INTP1SET3, 2);
else
OCD_WRITE(RM9000x2_OCD_INTP0SET3, 2);
break;
}
}
static void yos_send_ipi_mask(const struct cpumask *mask, unsigned int action)
{
unsigned int i;
for_each_cpu(i, mask)
yos_send_ipi_single(i, action);
}
/*
* After we've done initial boot, this function is called to allow the
* board code to clean up state, if needed
*/
static void __cpuinit yos_init_secondary(void)
{
}
static void __cpuinit yos_smp_finish(void)
{
set_c0_status(ST0_CO | ST0_IM | ST0_IE);
}
/* Hook for after all CPUs are online */
static void yos_cpus_done(void)
{
}
/*
* Firmware CPU startup hook
* Complicated by PMON's weird interface which tries to minimic the UNIX fork.
* It launches the next * available CPU and copies some information on the
* stack so the first thing we do is throw away that stuff and load useful
* values into the registers ...
*/
static void __cpuinit yos_boot_secondary(int cpu, struct task_struct *idle)
{
unsigned long gp = (unsigned long) task_thread_info(idle);
unsigned long sp = __KSTK_TOS(idle);
secondary_sp = sp;
secondary_gp = gp;
arch_spin_unlock(&launch_lock);
}
/*
* Detect available CPUs, populate cpu_possible_mask before smp_init
*
* We don't want to start the secondary CPU yet nor do we have a nice probing
* feature in PMON so we just assume presence of the secondary core.
*/
static void __init yos_smp_setup(void)
{
int i;
init_cpu_possible(cpu_none_mask);
for (i = 0; i < 2; i++) {
set_cpu_possible(i, true);
__cpu_number_map[i] = i;
__cpu_logical_map[i] = i;
}
}
static void __init yos_prepare_cpus(unsigned int max_cpus)
{
/*
* Be paranoid. Enable the IPI only if we're really about to go SMP.
*/
if (num_possible_cpus())
set_c0_status(STATUSF_IP5);
}
struct plat_smp_ops yos_smp_ops = {
.send_ipi_single = yos_send_ipi_single,
.send_ipi_mask = yos_send_ipi_mask,
.init_secondary = yos_init_secondary,
.smp_finish = yos_smp_finish,
.cpus_done = yos_cpus_done,
.boot_secondary = yos_boot_secondary,
.smp_setup = yos_smp_setup,
.prepare_cpus = yos_prepare_cpus,
};