From 0f0625d895bc5b3c3d7352486a94e5a75f10fd35 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Tue, 5 Aug 2008 17:10:58 +0800 Subject: Blackfin arch: remove useless mtd defines in uClinux dont bother protecting the mtd defines as anything that incorrectly uses it will get an error during link time anyways ... this prevents large pointless rebuilds of most files whenever the uclinux mtd map changes state Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- include/asm-blackfin/bfin-global.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'include') diff --git a/include/asm-blackfin/bfin-global.h b/include/asm-blackfin/bfin-global.h index 320aa5e167e..9fbbee61f98 100644 --- a/include/asm-blackfin/bfin-global.h +++ b/include/asm-blackfin/bfin-global.h @@ -122,9 +122,8 @@ extern char _stext_l1[], _etext_l1[], _sdata_l1[], _edata_l1[], _sbss_l1[], _stext_l2[], _etext_l2[], _sdata_l2[], _edata_l2[], _sbss_l2[], _ebss_l2[], _l2_lma_start[]; -#ifdef CONFIG_MTD_UCLINUX +/* only used when CONFIG_MTD_UCLINUX */ extern unsigned long memory_mtd_start, memory_mtd_end, mtd_size; -#endif #endif -- cgit v1.2.3 From 4a88d0ce494034fbb8dd0076d80e71b38abf5748 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Tue, 5 Aug 2008 17:38:41 +0800 Subject: Blackfin arch: Functional power management support Merge VR Regulator Hibernate wakeups into set_irq_wake for internal interrupts. Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu --- include/asm-blackfin/bfin-global.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include') diff --git a/include/asm-blackfin/bfin-global.h b/include/asm-blackfin/bfin-global.h index 9fbbee61f98..93ae5335e8a 100644 --- a/include/asm-blackfin/bfin-global.h +++ b/include/asm-blackfin/bfin-global.h @@ -113,6 +113,7 @@ extern const char bfin_board_name[]; extern unsigned long wall_jiffies; extern unsigned long bfin_sic_iwr[]; +extern unsigned vr_wakeup; extern u16 _bfin_swrst; /* shadow for Software Reset Register (SWRST) */ extern struct file_operations dpmc_fops; extern unsigned long _ramstart, _ramend, _rambase; -- cgit v1.2.3 From 778307d372555f979cf6cef112a6d7fbff056cd9 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 6 Aug 2008 17:05:20 +0800 Subject: Blackfin arch: remove support for Anomaly 05000125 as it doesnt exist on any supported processor/silicon Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- include/asm-blackfin/mach-common/cdef_LPBlackfin.h | 8 -------- 1 file changed, 8 deletions(-) (limited to 'include') diff --git a/include/asm-blackfin/mach-common/cdef_LPBlackfin.h b/include/asm-blackfin/mach-common/cdef_LPBlackfin.h index ede210eca4e..d39c396f850 100644 --- a/include/asm-blackfin/mach-common/cdef_LPBlackfin.h +++ b/include/asm-blackfin/mach-common/cdef_LPBlackfin.h @@ -39,11 +39,7 @@ #define bfin_read_SRAM_BASE_ADDRESS() bfin_read32(SRAM_BASE_ADDRESS) #define bfin_write_SRAM_BASE_ADDRESS(val) bfin_write32(SRAM_BASE_ADDRESS,val) #define bfin_read_DMEM_CONTROL() bfin_read32(DMEM_CONTROL) -#if ANOMALY_05000125 -extern void bfin_write_DMEM_CONTROL(unsigned int val); -#else #define bfin_write_DMEM_CONTROL(val) bfin_write32(DMEM_CONTROL,val) -#endif #define bfin_read_DCPLB_STATUS() bfin_read32(DCPLB_STATUS) #define bfin_write_DCPLB_STATUS(val) bfin_write32(DCPLB_STATUS,val) #define bfin_read_DCPLB_FAULT_ADDR() bfin_read32(DCPLB_FAULT_ADDR) @@ -129,11 +125,7 @@ extern void bfin_write_DMEM_CONTROL(unsigned int val); #define DTEST_DATA3 0xFFE0040C */ #define bfin_read_IMEM_CONTROL() bfin_read32(IMEM_CONTROL) -#if ANOMALY_05000125 -extern void bfin_write_IMEM_CONTROL(unsigned int val); -#else #define bfin_write_IMEM_CONTROL(val) bfin_write32(IMEM_CONTROL,val) -#endif #define bfin_read_ICPLB_STATUS() bfin_read32(ICPLB_STATUS) #define bfin_write_ICPLB_STATUS(val) bfin_write32(ICPLB_STATUS,val) #define bfin_read_ICPLB_FAULT_ADDR() bfin_read32(ICPLB_FAULT_ADDR) -- cgit v1.2.3 From 07aa7be5708afb3d9afa68f6f853c98e51bc64b3 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 13 Aug 2008 16:16:11 +0800 Subject: Blackfin arch: convert L2 defines to be the same as the L1 defines Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- include/asm-blackfin/mach-bf527/mem_map.h | 5 +++++ include/asm-blackfin/mach-bf533/mem_map.h | 5 +++++ include/asm-blackfin/mach-bf537/mem_map.h | 5 +++++ 3 files changed, 15 insertions(+) (limited to 'include') diff --git a/include/asm-blackfin/mach-bf527/mem_map.h b/include/asm-blackfin/mach-bf527/mem_map.h index 193082deaa4..ef46dc991cd 100644 --- a/include/asm-blackfin/mach-bf527/mem_map.h +++ b/include/asm-blackfin/mach-bf527/mem_map.h @@ -89,6 +89,11 @@ #define BFIN_DSUPBANKS 0 #endif /*CONFIG_BFIN_DCACHE */ +/* Level 2 Memory - none */ + +#define L2_START 0 +#define L2_LENGTH 0 + /* Scratch Pad Memory */ #define L1_SCRATCH_START 0xFFB00000 diff --git a/include/asm-blackfin/mach-bf533/mem_map.h b/include/asm-blackfin/mach-bf533/mem_map.h index bd30b6f3be0..581fc6eea78 100644 --- a/include/asm-blackfin/mach-bf533/mem_map.h +++ b/include/asm-blackfin/mach-bf533/mem_map.h @@ -158,6 +158,11 @@ #endif +/* Level 2 Memory - none */ + +#define L2_START 0 +#define L2_LENGTH 0 + /* Scratch Pad Memory */ #define L1_SCRATCH_START 0xFFB00000 diff --git a/include/asm-blackfin/mach-bf537/mem_map.h b/include/asm-blackfin/mach-bf537/mem_map.h index 5c6726d6f3b..5078b669431 100644 --- a/include/asm-blackfin/mach-bf537/mem_map.h +++ b/include/asm-blackfin/mach-bf537/mem_map.h @@ -166,6 +166,11 @@ #endif +/* Level 2 Memory - none */ + +#define L2_START 0 +#define L2_LENGTH 0 + /* Scratch Pad Memory */ #define L1_SCRATCH_START 0xFFB00000 -- cgit v1.2.3 From 56f5f59052bb662a77d5ffd6cbe5861a2ef2407c Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 6 Aug 2008 17:55:32 +0800 Subject: Blackfin arch: Fix Bug - System with EMAC driver enabled - Core not idling - Disable all bits in SIC_IWR unless we are going into a real (DPMC) power saving mode. Any Interrupt can wake the core form it's idle state. - Remove deep sleep mode as it is not going to be used anywhere: We support sleep, sleep deeper and hibernate. Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu --- include/asm-blackfin/dpmc.h | 1 - 1 file changed, 1 deletion(-) (limited to 'include') diff --git a/include/asm-blackfin/dpmc.h b/include/asm-blackfin/dpmc.h index de28e6e018b..96e8208f929 100644 --- a/include/asm-blackfin/dpmc.h +++ b/include/asm-blackfin/dpmc.h @@ -11,7 +11,6 @@ #ifndef __ASSEMBLY__ void sleep_mode(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2); -void deep_sleep(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2); void hibernate_mode(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2); void sleep_deeper(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2); void do_hibernate(int wakeup); -- cgit v1.2.3 From 0e06b50dda5965e0f8a15b0be14b759ead54fd2a Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Thu, 14 Aug 2008 14:29:57 +0800 Subject: Blackfin arch: cleanup cache lock code - remove cheesy read_iloc() function - move invalidate_entire_icache function to lock.S - export proper prototypes for functions in lock.S - only build lock.S when BFIN_ICACHE_LOCK is enabled Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- include/asm-blackfin/bfin-global.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/include/asm-blackfin/bfin-global.h b/include/asm-blackfin/bfin-global.h index 93ae5335e8a..78eb389d200 100644 --- a/include/asm-blackfin/bfin-global.h +++ b/include/asm-blackfin/bfin-global.h @@ -62,7 +62,6 @@ extern void _cplb_hdr(void); /* Blackfin cache functions */ extern void bfin_icache_init(void); extern void bfin_dcache_init(void); -extern int read_iloc(void); extern int bfin_console_init(void); extern asmlinkage void lower_to_irq14(void); extern asmlinkage void bfin_return_from_exception(void); @@ -126,6 +125,11 @@ extern char _stext_l1[], _etext_l1[], _sdata_l1[], _edata_l1[], _sbss_l1[], /* only used when CONFIG_MTD_UCLINUX */ extern unsigned long memory_mtd_start, memory_mtd_end, mtd_size; +#ifdef CONFIG_BFIN_ICACHE_LOCK +extern void cache_grab_lock(int way); +extern void cache_lock(int way); +#endif + #endif #endif /* _BLACKFIN_H_ */ -- cgit v1.2.3 From 7ab37da52db98ea9f272045c837058dfc1870ac3 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Thu, 14 Aug 2008 14:33:05 +0800 Subject: Blackfin arch: delete dead prototypes Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- include/asm-blackfin/bfin-global.h | 5 ----- 1 file changed, 5 deletions(-) (limited to 'include') diff --git a/include/asm-blackfin/bfin-global.h b/include/asm-blackfin/bfin-global.h index 78eb389d200..8918cea3116 100644 --- a/include/asm-blackfin/bfin-global.h +++ b/include/asm-blackfin/bfin-global.h @@ -58,11 +58,9 @@ extern void dump_bfin_trace_buffer(void); extern int init_arch_irq(void); extern void bfin_reset(void); -extern void _cplb_hdr(void); /* Blackfin cache functions */ extern void bfin_icache_init(void); extern void bfin_dcache_init(void); -extern int bfin_console_init(void); extern asmlinkage void lower_to_irq14(void); extern asmlinkage void bfin_return_from_exception(void); extern void init_exception_vectors(void); @@ -70,7 +68,6 @@ extern void init_dma(void); extern void program_IAR(void); extern void evt14_softirq(void); extern asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs); -extern void bfin_gpio_interrupt_setup(int irq, int irq_pfx, int type); extern int bfin_internal_set_wake(unsigned int irq, unsigned int state); extern asmlinkage void finish_atomic_sections (struct pt_regs *regs); @@ -109,12 +106,10 @@ extern void *sram_alloc_with_lsl(size_t, unsigned long); extern int sram_free_with_lsl(const void*); extern const char bfin_board_name[]; -extern unsigned long wall_jiffies; extern unsigned long bfin_sic_iwr[]; extern unsigned vr_wakeup; extern u16 _bfin_swrst; /* shadow for Software Reset Register (SWRST) */ -extern struct file_operations dpmc_fops; extern unsigned long _ramstart, _ramend, _rambase; extern unsigned long memory_start, memory_end, physical_mem_end; extern char _stext_l1[], _etext_l1[], _sdata_l1[], _edata_l1[], _sbss_l1[], -- cgit v1.2.3 From 3c012eebf8869dd3118c21a73a2f8cc9e9c694ea Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Thu, 14 Aug 2008 14:36:15 +0800 Subject: Blackfin arch: move fixed code defines into fixed_code.h as very few things actually need to know these details Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- include/asm-blackfin/Kbuild | 2 +- include/asm-blackfin/bfin-global.h | 13 ------------- include/asm-blackfin/fixed_code.h | 24 ++++++++++++++++++++++++ 3 files changed, 25 insertions(+), 14 deletions(-) (limited to 'include') diff --git a/include/asm-blackfin/Kbuild b/include/asm-blackfin/Kbuild index 71f8fe78325..606ecfdcc96 100644 --- a/include/asm-blackfin/Kbuild +++ b/include/asm-blackfin/Kbuild @@ -1,3 +1,3 @@ include include/asm-generic/Kbuild.asm -header-y += fixed_code.h +unifdef-y += fixed_code.h diff --git a/include/asm-blackfin/bfin-global.h b/include/asm-blackfin/bfin-global.h index 8918cea3116..e61ffc0162b 100644 --- a/include/asm-blackfin/bfin-global.h +++ b/include/asm-blackfin/bfin-global.h @@ -70,19 +70,6 @@ extern void evt14_softirq(void); extern asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs); extern int bfin_internal_set_wake(unsigned int irq, unsigned int state); -extern asmlinkage void finish_atomic_sections (struct pt_regs *regs); -extern char fixed_code_start; -extern char fixed_code_end; -extern int atomic_xchg32(void); -extern int atomic_cas32(void); -extern int atomic_add32(void); -extern int atomic_sub32(void); -extern int atomic_ior32(void); -extern int atomic_and32(void); -extern int atomic_xor32(void); -extern void safe_user_instruction(void); -extern void sigreturn_stub(void); - extern void *l1_data_A_sram_alloc(size_t); extern void *l1_data_B_sram_alloc(size_t); extern void *l1_inst_sram_alloc(size_t); diff --git a/include/asm-blackfin/fixed_code.h b/include/asm-blackfin/fixed_code.h index 37db66c7030..32c4d495d84 100644 --- a/include/asm-blackfin/fixed_code.h +++ b/include/asm-blackfin/fixed_code.h @@ -1,6 +1,28 @@ /* This file defines the fixed addresses where userspace programs can find atomic code sequences. */ +#ifndef __BFIN_ASM_FIXED_CODE_H__ +#define __BFIN_ASM_FIXED_CODE_H__ + +#ifdef __KERNEL__ +#ifndef __ASSEMBLY__ +#include +#include +extern asmlinkage void finish_atomic_sections(struct pt_regs *regs); +extern char fixed_code_start; +extern char fixed_code_end; +extern int atomic_xchg32(void); +extern int atomic_cas32(void); +extern int atomic_add32(void); +extern int atomic_sub32(void); +extern int atomic_ior32(void); +extern int atomic_and32(void); +extern int atomic_xor32(void); +extern void safe_user_instruction(void); +extern void sigreturn_stub(void); +#endif +#endif + #define FIXED_CODE_START 0x400 #define SIGRETURN_STUB 0x400 @@ -20,3 +42,5 @@ #define SAFE_USER_INSTRUCTION 0x480 #define FIXED_CODE_END 0x490 + +#endif -- cgit v1.2.3 From ee32664da9531329b87aa5109e41e7cc73a04121 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Thu, 14 Aug 2008 14:37:32 +0800 Subject: Blackfin arch: shuffle related prototypes together -- no functional changes Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- include/asm-blackfin/bfin-global.h | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'include') diff --git a/include/asm-blackfin/bfin-global.h b/include/asm-blackfin/bfin-global.h index e61ffc0162b..7ba70de66f2 100644 --- a/include/asm-blackfin/bfin-global.h +++ b/include/asm-blackfin/bfin-global.h @@ -56,17 +56,17 @@ extern void dump_bfin_process(struct pt_regs *regs); extern void dump_bfin_mem(struct pt_regs *regs); extern void dump_bfin_trace_buffer(void); +/* init functions only */ extern int init_arch_irq(void); -extern void bfin_reset(void); -/* Blackfin cache functions */ extern void bfin_icache_init(void); extern void bfin_dcache_init(void); -extern asmlinkage void lower_to_irq14(void); -extern asmlinkage void bfin_return_from_exception(void); extern void init_exception_vectors(void); -extern void init_dma(void); extern void program_IAR(void); -extern void evt14_softirq(void); + +extern void bfin_reset(void); +extern asmlinkage void lower_to_irq14(void); +extern asmlinkage void bfin_return_from_exception(void); +extern asmlinkage void evt14_softirq(void); extern asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs); extern int bfin_internal_set_wake(unsigned int irq, unsigned int state); -- cgit v1.2.3 From b42a9f442c6f9f47a9d63f66fcc67ab8efe7b7fa Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Thu, 14 Aug 2008 15:19:25 +0800 Subject: Blackfin arch: fix missing digit in SCLK range checking Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu --- include/asm-blackfin/mach-bf533/mem_init.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include') diff --git a/include/asm-blackfin/mach-bf533/mem_init.h b/include/asm-blackfin/mach-bf533/mem_init.h index 995c06b2b1e..ed2034bf10e 100644 --- a/include/asm-blackfin/mach-bf533/mem_init.h +++ b/include/asm-blackfin/mach-bf533/mem_init.h @@ -47,7 +47,7 @@ #define SDRAM_tRCD TRCD_2 #define SDRAM_tWR TWR_2 #endif -#if (CONFIG_SCLK_HZ > 8955223) && (CONFIG_SCLK_HZ <= 104477612) +#if (CONFIG_SCLK_HZ > 89552239) && (CONFIG_SCLK_HZ <= 104477612) #define SDRAM_tRP TRP_2 #define SDRAM_tRP_num 2 #define SDRAM_tRAS TRAS_5 -- cgit v1.2.3 From a4b7b6d7d3f4f71e741a878bcca6226d8d326a34 Mon Sep 17 00:00:00 2001 From: Bryan Wu Date: Thu, 14 Aug 2008 15:40:19 +0800 Subject: Blackfin arch: hook up some missing new system calls Signed-off-by: Bryan Wu --- include/asm-blackfin/unistd.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/include/asm-blackfin/unistd.h b/include/asm-blackfin/unistd.h index 42955d0c439..1e57b636e0b 100644 --- a/include/asm-blackfin/unistd.h +++ b/include/asm-blackfin/unistd.h @@ -372,8 +372,14 @@ #define __NR_semtimedop 357 #define __NR_timerfd_settime 358 #define __NR_timerfd_gettime 359 +#define __NR_signalfd4 360 +#define __NR_eventfd2 361 +#define __NR_epoll_create1 362 +#define __NR_dup3 363 +#define __NR_pipe2 364 +#define __NR_inotify_init1 365 -#define __NR_syscall 360 +#define __NR_syscall 366 #define NR_syscalls __NR_syscall /* Old optional stuff no one actually uses */ -- cgit v1.2.3