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author | Matteo Croce <rootkit85@yahoo.it> | 2008-07-14 10:50:30 +0000 |
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committer | Matteo Croce <rootkit85@yahoo.it> | 2008-07-14 10:50:30 +0000 |
commit | e027e87a896ac1f9a3bddfef93184225fcaa9bf6 (patch) | |
tree | 5e706cc4af20635f7db8f8cacea4a2e79bc02f4e /target/linux/ar7/patches-2.6.26/100-board_support.patch | |
parent | 047ba29df711e045b0e74f6bd075e476a72b2feb (diff) | |
download | master-31e0f0ae-e027e87a896ac1f9a3bddfef93184225fcaa9bf6.tar.gz master-31e0f0ae-e027e87a896ac1f9a3bddfef93184225fcaa9bf6.tar.bz2 master-31e0f0ae-e027e87a896ac1f9a3bddfef93184225fcaa9bf6.zip |
ar7: initial 2.6.26 patches
SVN-Revision: 11824
Diffstat (limited to 'target/linux/ar7/patches-2.6.26/100-board_support.patch')
-rw-r--r-- | target/linux/ar7/patches-2.6.26/100-board_support.patch | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/target/linux/ar7/patches-2.6.26/100-board_support.patch b/target/linux/ar7/patches-2.6.26/100-board_support.patch new file mode 100644 index 0000000000..658a80e511 --- /dev/null +++ b/target/linux/ar7/patches-2.6.26/100-board_support.patch @@ -0,0 +1,86 @@ +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -18,6 +18,24 @@ + prompt "System type" + default SGI_IP22 + ++config AR7 ++ bool "Texas Instruments AR7" ++ select BOOT_ELF32 ++ select DMA_NONCOHERENT ++ select CEVT_R4K ++ select CSRC_R4K ++ select IRQ_CPU ++ select NO_EXCEPT_FILL ++ select SWAP_IO_SPACE ++ select SYS_HAS_CPU_MIPS32_R1 ++ select SYS_HAS_EARLY_PRINTK ++ select SYS_SUPPORTS_32BIT_KERNEL ++ select SYS_SUPPORTS_KGDB ++ select SYS_SUPPORTS_LITTLE_ENDIAN ++ select SYS_SUPPORTS_BIG_ENDIAN ++ select GENERIC_GPIO ++ select GENERIC_HARDIRQS_NO__DO_IRQ ++ + config MACH_ALCHEMY + bool "Alchemy processor based machines" + +--- a/arch/mips/kernel/traps.c ++++ b/arch/mips/kernel/traps.c +@@ -1112,9 +1112,22 @@ + + exception_handlers[n] = handler; + if (n == 0 && cpu_has_divec) { +- *(u32 *)(ebase + 0x200) = 0x08000000 | +- (0x03ffffff & (handler >> 2)); +- flush_icache_range(ebase + 0x200, ebase + 0x204); ++ if ((handler ^ (ebase + 4)) & 0xfc000000) { ++ /* lui k0, 0x0000 */ ++ *(u32 *)(ebase + 0x200) = 0x3c1a0000 | (handler >> 16); ++ /* ori k0, 0x0000 */ ++ *(u32 *)(ebase + 0x204) = ++ 0x375a0000 | (handler & 0xffff); ++ /* jr k0 */ ++ *(u32 *)(ebase + 0x208) = 0x03400008; ++ /* nop */ ++ *(u32 *)(ebase + 0x20C) = 0x00000000; ++ flush_icache_range(ebase + 0x200, ebase + 0x210); ++ } else { ++ *(u32 *)(ebase + 0x200) = ++ 0x08000000 | (0x03ffffff & (handler >> 2)); ++ flush_icache_range(ebase + 0x200, ebase + 0x204); ++ } + } + return (void *)old_handler; + } +--- a/arch/mips/Makefile ++++ b/arch/mips/Makefile +@@ -167,6 +167,13 @@ + # + + # ++# Texas Instruments AR7 ++# ++core-$(CONFIG_AR7) += arch/mips/ar7/ ++cflags-$(CONFIG_AR7) += -Iinclude/asm-mips/ar7 ++load-$(CONFIG_AR7) += 0xffffffff94100000 ++ ++# + # Acer PICA 61, Mips Magnum 4000 and Olivetti M700. + # + core-$(CONFIG_MACH_JAZZ) += arch/mips/jazz/ +--- a/include/asm-mips/page.h ++++ b/include/asm-mips/page.h +@@ -182,8 +182,10 @@ + #define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ + VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) + +-#define UNCAC_ADDR(addr) ((addr) - PAGE_OFFSET + UNCAC_BASE) +-#define CAC_ADDR(addr) ((addr) - UNCAC_BASE + PAGE_OFFSET) ++#define UNCAC_ADDR(addr) ((addr) - PAGE_OFFSET + UNCAC_BASE + \ ++ PHYS_OFFSET) ++#define CAC_ADDR(addr) ((addr) - UNCAC_BASE + PAGE_OFFSET - \ ++ PHYS_OFFSET) + + #include <asm-generic/memory_model.h> + #include <asm-generic/page.h> |