From 2954c02a884dc0ba9e91882c0aba13bcb9d22e6c Mon Sep 17 00:00:00 2001 From: "Chen, Huacai" Date: Tue, 10 Jun 2008 09:05:08 +0800 Subject: [MIPS] modify the MIPS CPU classfication Signed-off-by: Huacai Chen Signed-off-by: Ralf Baechle --- include/asm-mips/cpu.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/include/asm-mips/cpu.h b/include/asm-mips/cpu.h index 1c35cac6f35..229a786101d 100644 --- a/include/asm-mips/cpu.h +++ b/include/asm-mips/cpu.h @@ -66,8 +66,10 @@ #define PRID_IMP_RM7000 0x2700 #define PRID_IMP_NEVADA 0x2800 /* RM5260 ??? */ #define PRID_IMP_RM9000 0x3400 +#define PRID_IMP_LOONGSON1 0x4200 #define PRID_IMP_R5432 0x5400 #define PRID_IMP_R5500 0x5500 +#define PRID_IMP_LOONGSON2 0x6300 #define PRID_IMP_UNKNOWN 0xff00 @@ -90,8 +92,6 @@ #define PRID_IMP_24KE 0x9600 #define PRID_IMP_74K 0x9700 #define PRID_IMP_1004K 0x9900 -#define PRID_IMP_LOONGSON1 0x4200 -#define PRID_IMP_LOONGSON2 0x6300 /* * These are the PRID's for when 23:16 == PRID_COMP_SIBYTE -- cgit v1.2.3-18-g5258 From cb11dfa0247df479e384c4a7ab6846f3a6bf1570 Mon Sep 17 00:00:00 2001 From: David Daney Date: Mon, 9 Jun 2008 16:30:03 -0700 Subject: [MIPS] Remove board_watchpoint_handler It is not used anywhere in tree. Signed-off-by: David Daney Signed-off-by: Andrew Morton Signed-off-by: Ralf Baechle --- arch/mips/kernel/traps.c | 6 ------ include/asm-mips/traps.h | 1 - 2 files changed, 7 deletions(-) diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index f9165d1a17b..6e7e4a2775f 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -71,7 +71,6 @@ extern asmlinkage void handle_reserved(void); extern int fpu_emulator_cop1Handler(struct pt_regs *xcp, struct mips_fpu_struct *ctx, int has_fpu); -void (*board_watchpoint_handler)(struct pt_regs *regs); void (*board_be_init)(void); int (*board_be_handler)(struct pt_regs *regs, int is_fixup); void (*board_nmi_handler_setup)(void); @@ -892,11 +891,6 @@ asmlinkage void do_mdmx(struct pt_regs *regs) asmlinkage void do_watch(struct pt_regs *regs) { - if (board_watchpoint_handler) { - (*board_watchpoint_handler)(regs); - return; - } - /* * We use the watch exception where available to detect stack * overflows. diff --git a/include/asm-mips/traps.h b/include/asm-mips/traps.h index e5dbde625ec..90ff2f497c5 100644 --- a/include/asm-mips/traps.h +++ b/include/asm-mips/traps.h @@ -24,6 +24,5 @@ extern int (*board_be_handler)(struct pt_regs *regs, int is_fixup); extern void (*board_nmi_handler_setup)(void); extern void (*board_ejtag_handler_setup)(void); extern void (*board_bind_eic_interrupt)(int irq, int regset); -extern void (*board_watchpoint_handler)(struct pt_regs *regs); #endif /* _ASM_TRAPS_H */ -- cgit v1.2.3-18-g5258 From c88a8b4ab0e1a1f06938939d9ba42e9da6144ccb Mon Sep 17 00:00:00 2001 From: "Maciej W. Rozycki" Date: Mon, 9 Jun 2008 17:19:53 +0100 Subject: [MIPS] Remove obsolete isa_slot_offset The isa_slot_offset variable and its __ISA_IO_base macro is not used anywhere anymore. It does not look like a decent interface per today's standards either. Remove both including all places of initialization. Signed-off-by: Maciej W. Rozycki Signed-off-by: Ralf Baechle --- arch/mips/jazz/setup.c | 1 - arch/mips/kernel/setup.c | 7 ------- arch/mips/pci/pci-bcm1480.c | 2 -- arch/mips/pci/pci-sb1250.c | 3 --- arch/mips/sni/setup.c | 1 - include/asm-mips/io.h | 17 ----------------- 6 files changed, 31 deletions(-) diff --git a/arch/mips/jazz/setup.c b/arch/mips/jazz/setup.c index a7947199c99..f136c8a8591 100644 --- a/arch/mips/jazz/setup.c +++ b/arch/mips/jazz/setup.c @@ -79,7 +79,6 @@ void __init plat_mem_setup(void) if (mips_machtype == MACH_MIPS_MAGNUM_4000) EISA_bus = 1; #endif - isa_slot_offset = 0xe3000000; /* request I/O space for devices used on all i[345]86 PCs */ for (i = 0; i < ARRAY_SIZE(jazz_io_resources); i++) diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index c6a063b2a0d..c04e4e3afed 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -68,13 +68,6 @@ static char command_line[CL_SIZE]; const unsigned long mips_io_port_base __read_mostly = -1; EXPORT_SYMBOL(mips_io_port_base); -/* - * isa_slot_offset is the address where E(ISA) busaddress 0 is mapped - * for the processor. - */ -unsigned long isa_slot_offset; -EXPORT_SYMBOL(isa_slot_offset); - static struct resource code_resource = { .name = "Kernel code", }; static struct resource data_resource = { .name = "Kernel data", }; diff --git a/arch/mips/pci/pci-bcm1480.c b/arch/mips/pci/pci-bcm1480.c index 87e2c8f54e2..d19d262157f 100644 --- a/arch/mips/pci/pci-bcm1480.c +++ b/arch/mips/pci/pci-bcm1480.c @@ -254,8 +254,6 @@ static int __init bcm1480_pcibios_init(void) ioremap(A_BCM1480_PHYS_PCI_IO_MATCH_BYTES, 65536); bcm1480_controller.io_map_base -= bcm1480_controller.io_offset; set_io_port_base(bcm1480_controller.io_map_base); - isa_slot_offset = (unsigned long) - ioremap(A_BCM1480_PHYS_PCI_MEM_MATCH_BYTES, 1024*1024); register_pci_controller(&bcm1480_controller); diff --git a/arch/mips/pci/pci-sb1250.c b/arch/mips/pci/pci-sb1250.c index 2a09ad91ec8..9bc102a1380 100644 --- a/arch/mips/pci/pci-sb1250.c +++ b/arch/mips/pci/pci-sb1250.c @@ -254,9 +254,6 @@ static int __init sb1250_pcibios_init(void) * works correctly with most of Linux's drivers. * XXX ehs: Should this happen in PCI Device mode? */ - isa_slot_offset = (unsigned long) - ioremap(A_PHYS_LDTPCI_IO_MATCH_BYTES_32, 1024 * 1024); - io_map_base = ioremap(A_PHYS_LDTPCI_IO_MATCH_BYTES, 1024 * 1024); sb1250_controller.io_map_base = io_map_base; set_io_port_base((unsigned long)io_map_base); diff --git a/arch/mips/sni/setup.c b/arch/mips/sni/setup.c index 5484e1c6205..a49272ce7ef 100644 --- a/arch/mips/sni/setup.c +++ b/arch/mips/sni/setup.c @@ -116,7 +116,6 @@ void __init plat_mem_setup(void) /* * Setup (E)ISA I/O memory access stuff */ - isa_slot_offset = CKSEG1ADDR(0xb0000000); #ifdef CONFIG_EISA EISA_bus = 1; #endif diff --git a/include/asm-mips/io.h b/include/asm-mips/io.h index f18d2816cbe..501a40b9f18 100644 --- a/include/asm-mips/io.h +++ b/include/asm-mips/io.h @@ -160,13 +160,6 @@ static inline void * isa_bus_to_virt(unsigned long address) #define virt_to_bus virt_to_phys #define bus_to_virt phys_to_virt -/* - * isa_slot_offset is the address where E(ISA) busaddress 0 is mapped - * for the processor. This implies the assumption that there is only - * one of these busses. - */ -extern unsigned long isa_slot_offset; - /* * Change "struct page" to physical address. */ @@ -527,16 +520,6 @@ static inline void memcpy_toio(volatile void __iomem *dst, const void *src, int memcpy((void __force *) dst, src, count); } -/* - * ISA space is 'always mapped' on currently supported MIPS systems, no need - * to explicitly ioremap() it. The fact that the ISA IO space is mapped - * to PAGE_OFFSET is pure coincidence - it does not mean ISA values - * are physical addresses. The following constant pointer can be - * used as the IO-area pointer (it can be iounmapped as well, so the - * analogy with PCI is quite large): - */ -#define __ISA_IO_base ((char *)(isa_slot_offset)) - /* * The caches on some architectures aren't dma-coherent and have need to * handle this in software. There are three types of operations that -- cgit v1.2.3-18-g5258 From 07cdb78436d52416a582e645b9afb6e26f986bc9 Mon Sep 17 00:00:00 2001 From: Dmitri Vorobiev Date: Thu, 29 May 2008 17:57:08 +0300 Subject: [MIPS] fix sparse warning about setup_early_printk() This patch fixes the following sparse warning: <<<<<<<< arch/mips/kernel/early_printk.c:35:13: warning: symbol 'setup_early_printk' was not declared. Should it be static? <<<<<<<< The fix is to define a prototype of the setup_early_printk() function and to include the appropriate header into arch/mips/kernel/early_printk.c. [Ralf: Sorted includes again] Signed-off-by: Dmitri Vorobiev Signed-off-by: Ralf Baechle --- arch/mips/kernel/early_printk.c | 2 ++ arch/mips/kernel/setup.c | 6 +----- include/asm-mips/setup.h | 2 ++ 3 files changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/mips/kernel/early_printk.c b/arch/mips/kernel/early_printk.c index 9dccfa4752b..9ae813eb782 100644 --- a/arch/mips/kernel/early_printk.c +++ b/arch/mips/kernel/early_printk.c @@ -10,6 +10,8 @@ #include #include +#include + extern void prom_putchar(char); static void __init diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index c04e4e3afed..8af84867e74 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -550,11 +550,7 @@ void __init setup_arch(char **cmdline_p) prom_init(); #ifdef CONFIG_EARLY_PRINTK - { - extern void setup_early_printk(void); - - setup_early_printk(); - } + setup_early_printk(); #endif cpu_report(); check_bugs_early(); diff --git a/include/asm-mips/setup.h b/include/asm-mips/setup.h index 70009a90263..883f59bfa09 100644 --- a/include/asm-mips/setup.h +++ b/include/asm-mips/setup.h @@ -3,4 +3,6 @@ #define COMMAND_LINE_SIZE 256 +extern void setup_early_printk(void); + #endif /* __SETUP_H */ -- cgit v1.2.3-18-g5258 From 17f61e61b4a1d3ca254668cf12c1c5d828d892fd Mon Sep 17 00:00:00 2001 From: Dmitri Vorobiev Date: Thu, 29 May 2008 17:57:09 +0300 Subject: [MIPS] Make two functions static The following routines uasm_rel_highest() uasm_rel_higher() are needlessly defined global. This patch makes them static. Compile-tested using a customized config for the Malta board. Booting the same board up to the shell prompt was also successful with this patch applied. Spotted by sparse. Signed-off-by: Dmitri Vorobiev Signed-off-by: Ralf Baechle --- arch/mips/mm/uasm.c | 4 ++-- arch/mips/mm/uasm.h | 2 -- 2 files changed, 2 insertions(+), 4 deletions(-) diff --git a/arch/mips/mm/uasm.c b/arch/mips/mm/uasm.c index 1655aa69e13..f467199676a 100644 --- a/arch/mips/mm/uasm.c +++ b/arch/mips/mm/uasm.c @@ -396,7 +396,7 @@ int __cpuinit uasm_in_compat_space_p(long addr) #endif } -int __cpuinit uasm_rel_highest(long val) +static int __cpuinit uasm_rel_highest(long val) { #ifdef CONFIG_64BIT return ((((val + 0x800080008000L) >> 48) & 0xffff) ^ 0x8000) - 0x8000; @@ -405,7 +405,7 @@ int __cpuinit uasm_rel_highest(long val) #endif } -int __cpuinit uasm_rel_higher(long val) +static int __cpuinit uasm_rel_higher(long val) { #ifdef CONFIG_64BIT return ((((val + 0x80008000L) >> 32) & 0xffff) ^ 0x8000) - 0x8000; diff --git a/arch/mips/mm/uasm.h b/arch/mips/mm/uasm.h index 0d6a66f3203..c6d1e3dd82d 100644 --- a/arch/mips/mm/uasm.h +++ b/arch/mips/mm/uasm.h @@ -103,8 +103,6 @@ struct uasm_label { void __cpuinit uasm_build_label(struct uasm_label **lab, u32 *addr, int lid); #ifdef CONFIG_64BIT int uasm_in_compat_space_p(long addr); -int uasm_rel_highest(long val); -int uasm_rel_higher(long val); #endif int uasm_rel_hi(long val); int uasm_rel_lo(long val); -- cgit v1.2.3-18-g5258 From f366e2085f28358a5294b8cdc847a377c02eb22d Mon Sep 17 00:00:00 2001 From: Dmitri Vorobiev Date: Thu, 29 May 2008 17:57:11 +0300 Subject: [MIPS] unexport {allocate,free}_irqno The following routines allocate_irqno() free_irqno() seem not to be used outside of the core kernel code, hence exporting these functions is pointless. This patch removes the export. Signed-off-by: Dmitri Vorobiev Signed-off-by: Ralf Baechle --- arch/mips/kernel/irq.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c index e3309ff9ece..6045b9a51a3 100644 --- a/arch/mips/kernel/irq.c +++ b/arch/mips/kernel/irq.c @@ -44,8 +44,6 @@ again: return irq; } -EXPORT_SYMBOL_GPL(allocate_irqno); - /* * Allocate the 16 legacy interrupts for i8259 devices. This happens early * in the kernel initialization so treating allocation failure as BUG() is @@ -66,8 +64,6 @@ void free_irqno(unsigned int irq) smp_mb__after_clear_bit(); } -EXPORT_SYMBOL_GPL(free_irqno); - /* * 'what should we do if we get a hw irq event on an illegal vector'. * each architecture has to answer this themselves. -- cgit v1.2.3-18-g5258 From 4b62220b608ab71876d8920d5590f1db4ee2eb4a Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Tue, 15 Jul 2008 18:44:29 +0100 Subject: [MIPS] Alchemy, PNX: Use symbolic constants for DMA masks. Signed-off-by: Ralf Baechle --- arch/mips/au1000/common/platform.c | 29 +++++++++++++++-------------- arch/mips/au1000/pb1200/platform.c | 5 +++-- arch/mips/nxp/pnx8550/common/platform.c | 9 +++++---- 3 files changed, 23 insertions(+), 20 deletions(-) diff --git a/arch/mips/au1000/common/platform.c b/arch/mips/au1000/common/platform.c index 74d6d4a593b..dc8a67efac2 100644 --- a/arch/mips/au1000/common/platform.c +++ b/arch/mips/au1000/common/platform.c @@ -11,6 +11,7 @@ * warranty of any kind, whether express or implied. */ +#include #include #include #include @@ -77,14 +78,14 @@ static struct resource au1xxx_usb_ohci_resources[] = { }; /* The dmamask must be set for OHCI to work */ -static u64 ohci_dmamask = ~(u32)0; +static u64 ohci_dmamask = DMA_32BIT_MASK; static struct platform_device au1xxx_usb_ohci_device = { .name = "au1xxx-ohci", .id = 0, .dev = { .dma_mask = &ohci_dmamask, - .coherent_dma_mask = 0xffffffff, + .coherent_dma_mask = DMA_32BIT_MASK, }, .num_resources = ARRAY_SIZE(au1xxx_usb_ohci_resources), .resource = au1xxx_usb_ohci_resources, @@ -106,14 +107,14 @@ static struct resource au1100_lcd_resources[] = { } }; -static u64 au1100_lcd_dmamask = ~(u32)0; +static u64 au1100_lcd_dmamask = DMA_32BIT_MASK; static struct platform_device au1100_lcd_device = { .name = "au1100-lcd", .id = 0, .dev = { .dma_mask = &au1100_lcd_dmamask, - .coherent_dma_mask = 0xffffffff, + .coherent_dma_mask = DMA_32BIT_MASK, }, .num_resources = ARRAY_SIZE(au1100_lcd_resources), .resource = au1100_lcd_resources, @@ -135,14 +136,14 @@ static struct resource au1xxx_usb_ehci_resources[] = { }, }; -static u64 ehci_dmamask = ~(u32)0; +static u64 ehci_dmamask = DMA_32BIT_MASK; static struct platform_device au1xxx_usb_ehci_device = { .name = "au1xxx-ehci", .id = 0, .dev = { .dma_mask = &ehci_dmamask, - .coherent_dma_mask = 0xffffffff, + .coherent_dma_mask = DMA_32BIT_MASK, }, .num_resources = ARRAY_SIZE(au1xxx_usb_ehci_resources), .resource = au1xxx_usb_ehci_resources, @@ -180,14 +181,14 @@ static struct resource au1xxx_mmc_resources[] = { } }; -static u64 udc_dmamask = ~(u32)0; +static u64 udc_dmamask = DMA_32BIT_MASK; static struct platform_device au1xxx_usb_gdt_device = { .name = "au1xxx-udc", .id = 0, .dev = { .dma_mask = &udc_dmamask, - .coherent_dma_mask = 0xffffffff, + .coherent_dma_mask = DMA_32BIT_MASK, }, .num_resources = ARRAY_SIZE(au1xxx_usb_gdt_resources), .resource = au1xxx_usb_gdt_resources, @@ -207,14 +208,14 @@ static struct resource au1xxx_usb_otg_resources[] = { }, }; -static u64 uoc_dmamask = ~(u32)0; +static u64 uoc_dmamask = DMA_32BIT_MASK; static struct platform_device au1xxx_usb_otg_device = { .name = "au1xxx-uoc", .id = 0, .dev = { .dma_mask = &uoc_dmamask, - .coherent_dma_mask = 0xffffffff, + .coherent_dma_mask = DMA_32BIT_MASK, }, .num_resources = ARRAY_SIZE(au1xxx_usb_otg_resources), .resource = au1xxx_usb_otg_resources, @@ -233,27 +234,27 @@ static struct resource au1200_lcd_resources[] = { } }; -static u64 au1200_lcd_dmamask = ~(u32)0; +static u64 au1200_lcd_dmamask = DMA_32BIT_MASK; static struct platform_device au1200_lcd_device = { .name = "au1200-lcd", .id = 0, .dev = { .dma_mask = &au1200_lcd_dmamask, - .coherent_dma_mask = 0xffffffff, + .coherent_dma_mask = DMA_32BIT_MASK, }, .num_resources = ARRAY_SIZE(au1200_lcd_resources), .resource = au1200_lcd_resources, }; -static u64 au1xxx_mmc_dmamask = ~(u32)0; +static u64 au1xxx_mmc_dmamask = DMA_32BIT_MASK; static struct platform_device au1xxx_mmc_device = { .name = "au1xxx-mmc", .id = 0, .dev = { .dma_mask = &au1xxx_mmc_dmamask, - .coherent_dma_mask = 0xffffffff, + .coherent_dma_mask = DMA_32BIT_MASK, }, .num_resources = ARRAY_SIZE(au1xxx_mmc_resources), .resource = au1xxx_mmc_resources, diff --git a/arch/mips/au1000/pb1200/platform.c b/arch/mips/au1000/pb1200/platform.c index 5930110b9b6..f8fb0aeac57 100644 --- a/arch/mips/au1000/pb1200/platform.c +++ b/arch/mips/au1000/pb1200/platform.c @@ -18,6 +18,7 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#include #include #include @@ -36,14 +37,14 @@ static struct resource ide_resources[] = { } }; -static u64 ide_dmamask = ~(u32)0; +static u64 ide_dmamask = DMA_32BIT_MASK; static struct platform_device ide_device = { .name = "au1200-ide", .id = 0, .dev = { .dma_mask = &ide_dmamask, - .coherent_dma_mask = 0xffffffff, + .coherent_dma_mask = DMA_32BIT_MASK, }, .num_resources = ARRAY_SIZE(ide_resources), .resource = ide_resources diff --git a/arch/mips/nxp/pnx8550/common/platform.c b/arch/mips/nxp/pnx8550/common/platform.c index c7c763dbe58..21d2955359b 100644 --- a/arch/mips/nxp/pnx8550/common/platform.c +++ b/arch/mips/nxp/pnx8550/common/platform.c @@ -13,6 +13,7 @@ * warranty of any kind, whether express or implied. */ #include +#include #include #include #include @@ -91,16 +92,16 @@ struct pnx8xxx_port pnx8xxx_ports[] = { }; /* The dmamask must be set for OHCI to work */ -static u64 ohci_dmamask = ~(u32)0; +static u64 ohci_dmamask = DMA_32BIT_MASK; -static u64 uart_dmamask = ~(u32)0; +static u64 uart_dmamask = DMA_32BIT_MASK; static struct platform_device pnx8550_usb_ohci_device = { .name = "pnx8550-ohci", .id = -1, .dev = { .dma_mask = &ohci_dmamask, - .coherent_dma_mask = 0xffffffff, + .coherent_dma_mask = DMA_32BIT_MASK, }, .num_resources = ARRAY_SIZE(pnx8550_usb_ohci_resources), .resource = pnx8550_usb_ohci_resources, @@ -111,7 +112,7 @@ static struct platform_device pnx8550_uart_device = { .id = -1, .dev = { .dma_mask = &uart_dmamask, - .coherent_dma_mask = 0xffffffff, + .coherent_dma_mask = DMA_32BIT_MASK, .platform_data = pnx8xxx_ports, }, .num_resources = ARRAY_SIZE(pnx8550_uart_resources), -- cgit v1.2.3-18-g5258 From 997288517ec839b7639fcba77111256b13a66000 Mon Sep 17 00:00:00 2001 From: Manuel Lauss Date: Mon, 9 Jun 2008 08:39:58 +0200 Subject: [MIPS] Alchemy: remove unused MMC macros from db1x00 header. Signed-off-by: Manuel Lauss Signed-off-by: Ralf Baechle --- include/asm-mips/mach-db1x00/db1x00.h | 45 ----------------------------------- 1 file changed, 45 deletions(-) diff --git a/include/asm-mips/mach-db1x00/db1x00.h b/include/asm-mips/mach-db1x00/db1x00.h index 612ae90dbcb..1a515b8c870 100644 --- a/include/asm-mips/mach-db1x00/db1x00.h +++ b/include/asm-mips/mach-db1x00/db1x00.h @@ -145,51 +145,6 @@ typedef volatile struct #define SET_VCC_VPP(VCC, VPP, SLOT)\ ((((VCC) << 2) | ((VPP) << 0)) << ((SLOT) * 8)) -/* - * SD controller macros - */ - -/* Detect card. */ -#define mmc_card_inserted(_n_, _res_) \ - do { \ - BCSR * const bcsr = (BCSR *)0xAE000000; \ - unsigned long mmc_wp, board_specific; \ - if ((_n_)) { \ - mmc_wp = BCSR_BOARD_SD1_WP; \ - } else { \ - mmc_wp = BCSR_BOARD_SD0_WP; \ - } \ - board_specific = au_readl((unsigned long)(&bcsr->specific)); \ - if (!(board_specific & mmc_wp)) {/* low means card present */ \ - *(int *)(_res_) = 1; \ - } else { \ - *(int *)(_res_) = 0; \ - } \ - } while (0) - -/* - * Apply power to card slot(s). - */ -#define mmc_power_on(_n_) \ - do { \ - BCSR * const bcsr = (BCSR *)0xAE000000; \ - unsigned long mmc_pwr, mmc_wp, board_specific; \ - if ((_n_)) { \ - mmc_pwr = BCSR_BOARD_SD1_PWR; \ - mmc_wp = BCSR_BOARD_SD1_WP; \ - } else { \ - mmc_pwr = BCSR_BOARD_SD0_PWR; \ - mmc_wp = BCSR_BOARD_SD0_WP; \ - } \ - board_specific = au_readl((unsigned long)(&bcsr->specific)); \ - if (!(board_specific & mmc_wp)) {/* low means card present */ \ - board_specific |= mmc_pwr; \ - au_writel(board_specific, (int)(&bcsr->specific)); \ - au_sync(); \ - } \ - } while (0) - - /* * NAND defines * -- cgit v1.2.3-18-g5258 From 2957c9e61ee9c37e7ebf2c8acab03e073fe942fd Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Tue, 15 Jul 2008 18:44:30 +0100 Subject: [MIPS] IRIX: Goodbye and thanks for all the fish Never terribly functional or popular, plagued by hard to fix bugs the time to say goodbye has more than arrived. Signed-off-by: Ralf Baechle --- arch/mips/Kconfig | 4 - arch/mips/kernel/Makefile | 4 - arch/mips/kernel/irix5sys.S | 1041 ------------------- arch/mips/kernel/irixelf.c | 1361 ------------------------- arch/mips/kernel/irixinv.c | 78 -- arch/mips/kernel/irixioctl.c | 213 ---- arch/mips/kernel/irixsig.c | 888 ----------------- arch/mips/kernel/process.c | 7 - arch/mips/kernel/scall32-o32.S | 19 - arch/mips/kernel/sysirix.c | 2140 ---------------------------------------- include/asm-mips/inventory.h | 24 - include/asm-mips/namei.h | 25 +- include/asm-mips/prctl.h | 41 - include/asm-mips/signal.h | 3 - 14 files changed, 5 insertions(+), 5843 deletions(-) delete mode 100644 arch/mips/kernel/irix5sys.S delete mode 100644 arch/mips/kernel/irixelf.c delete mode 100644 arch/mips/kernel/irixinv.c delete mode 100644 arch/mips/kernel/irixioctl.c delete mode 100644 arch/mips/kernel/irixsig.c delete mode 100644 arch/mips/kernel/sysirix.c delete mode 100644 include/asm-mips/inventory.h delete mode 100644 include/asm-mips/prctl.h diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 24c5dee9176..21d6ec1e536 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -2064,10 +2064,6 @@ source "fs/Kconfig.binfmt" config TRAD_SIGNALS bool -config BINFMT_IRIX - bool "Include IRIX binary compatibility" - depends on CPU_BIG_ENDIAN && 32BIT && BROKEN - config MIPS32_COMPAT bool "Kernel support for Linux/MIPS 32-bit binary compatibility" depends on 64BIT diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile index 65e46a6d417..48ae915b38e 100644 --- a/arch/mips/kernel/Makefile +++ b/arch/mips/kernel/Makefile @@ -20,9 +20,6 @@ obj-$(CONFIG_CSRC_R4K) += csrc-r4k.o obj-$(CONFIG_CSRC_SB1250) += csrc-sb1250.o obj-$(CONFIG_SYNC_R4K) += sync-r4k.o -binfmt_irix-objs := irixelf.o irixinv.o irixioctl.o irixsig.o \ - irix5sys.o sysirix.o - obj-$(CONFIG_STACKTRACE) += stacktrace.o obj-$(CONFIG_MODULES) += mips_ksyms.o module.o @@ -70,7 +67,6 @@ obj-$(CONFIG_IRQ_GIC) += irq-gic.o obj-$(CONFIG_32BIT) += scall32-o32.o obj-$(CONFIG_64BIT) += scall64-64.o -obj-$(CONFIG_BINFMT_IRIX) += binfmt_irix.o obj-$(CONFIG_MIPS32_COMPAT) += linux32.o ptrace32.o signal32.o obj-$(CONFIG_MIPS32_N32) += binfmt_elfn32.o scall64-n32.o signal_n32.o obj-$(CONFIG_MIPS32_O32) += binfmt_elfo32.o scall64-o32.o diff --git a/arch/mips/kernel/irix5sys.S b/arch/mips/kernel/irix5sys.S deleted file mode 100644 index eeef891093e..00000000000 --- a/arch/mips/kernel/irix5sys.S +++ /dev/null @@ -1,1041 +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. - * - * 32-bit IRIX5 ABI system call table derived from original file 'irix5sys.h' - * created by David S. Miller. - * - * Copyright (C) 1996 - 2004 David S. Miller - * Copyright (C) 2004 Steven J. Hill - */ -#include - - /* - * Key: - * V == Valid and should work as expected for most cases. - * HV == Half Valid, some things will work, some likely will not - * IV == InValid, certainly will not work at all yet - * ?V == ?'ably Valid, I have not done enough looking into it - * DC == Don't Care, a rats ass we couldn't give - */ - - .macro irix5syscalltable - - sys sys_syscall 0 /* 1000 sysindir() V*/ - sys sys_exit 1 /* 1001 exit() V*/ - sys sys_fork 0 /* 1002 fork() V*/ - sys sys_read 3 /* 1003 read() V*/ - sys sys_write 3 /* 1004 write() V*/ - sys sys_open 3 /* 1005 open() V*/ - sys sys_close 1 /* 1006 close() V*/ - sys irix_unimp 0 /* 1007 (XXX IRIX 4 wait) V*/ - sys sys_creat 2 /* 1008 creat() V*/ - sys sys_link 2 /* 1009 link() V*/ - sys sys_unlink 1 /* 1010 unlink() V*/ - sys irix_exec 0 /* 1011 exec() V*/ - sys sys_chdir 1 /* 1012 chdir() V*/ - sys irix_gtime 0 /* 1013 time() V*/ - sys irix_unimp 0 /* 1014 (XXX IRIX 4 mknod) V*/ - sys sys_chmod 2 /* 1015 chmod() V*/ - sys sys_chown 3 /* 1016 chown() V*/ - sys irix_brk 1 /* 1017 break() V*/ - sys irix_unimp 0 /* 1018 (XXX IRIX 4 stat) V*/ - sys sys_lseek 3 /* 1019 lseek() XXX64bit HV*/ - sys irix_getpid 0 /* 1020 getpid() V*/ - sys irix_mount 6 /* 1021 mount() IV*/ - sys sys_umount 1 /* 1022 umount() V*/ - sys sys_setuid 1 /* 1023 setuid() V*/ - sys irix_getuid 0 /* 1024 getuid() V*/ - sys irix_stime 1 /* 1025 stime() V*/ - sys irix_unimp 4 /* 1026 XXX ptrace() IV*/ - sys irix_alarm 1 /* 1027 alarm() V*/ - sys irix_unimp 0 /* 1028 (XXX IRIX 4 fstat) V*/ - sys irix_pause 0 /* 1029 pause() V*/ - sys sys_utime 2 /* 1030 utime() V*/ - sys irix_unimp 0 /* 1031 nuthin' V*/ - sys irix_unimp 0 /* 1032 nobody home man... V*/ - sys sys_access 2 /* 1033 access() V*/ - sys sys_nice 1 /* 1034 nice() V*/ - sys irix_statfs 2 /* 1035 statfs() V*/ - sys sys_sync 0 /* 1036 sync() V*/ - sys sys_kill 2 /* 1037 kill() V*/ - sys irix_fstatfs 2 /* 1038 fstatfs() V*/ - sys irix_setpgrp 1 /* 1039 setpgrp() V*/ - sys irix_syssgi 0 /* 1040 syssgi() HV*/ - sys sys_dup 1 /* 1041 dup() V*/ - sys sys_pipe 0 /* 1042 pipe() V*/ - sys irix_times 1 /* 1043 times() V*/ - sys irix_unimp 0 /* 1044 XXX profil() IV*/ - sys irix_unimp 0 /* 1045 XXX lock() IV*/ - sys sys_setgid 1 /* 1046 setgid() V*/ - sys irix_getgid 0 /* 1047 getgid() V*/ - sys irix_unimp 0 /* 1048 (XXX IRIX 4 ssig) V*/ - sys irix_msgsys 6 /* 1049 sys_msgsys V*/ - sys sys_sysmips 4 /* 1050 sysmips() HV*/ - sys irix_unimp 0 /* 1051 XXX sysacct() IV*/ - sys irix_shmsys 5 /* 1052 sys_shmsys V*/ - sys irix_semsys 0 /* 1053 sys_semsys V*/ - sys irix_ioctl 3 /* 1054 ioctl() HV*/ - sys irix_uadmin 0 /* 1055 XXX sys_uadmin() HC*/ - sys irix_sysmp 0 /* 1056 sysmp() HV*/ - sys irix_utssys 4 /* 1057 sys_utssys() HV*/ - sys irix_unimp 0 /* 1058 nada enchilada V*/ - sys irix_exece 0 /* 1059 exece() V*/ - sys sys_umask 1 /* 1060 umask() V*/ - sys sys_chroot 1 /* 1061 chroot() V*/ - sys irix_fcntl 3 /* 1062 fcntl() ?V*/ - sys irix_ulimit 2 /* 1063 ulimit() HV*/ - sys irix_unimp 0 /* 1064 XXX AFS shit DC*/ - sys irix_unimp 0 /* 1065 XXX AFS shit DC*/ - sys irix_unimp 0 /* 1066 XXX AFS shit DC*/ - sys irix_unimp 0 /* 1067 XXX AFS shit DC*/ - sys irix_unimp 0 /* 1068 XXX AFS shit DC*/ - sys irix_unimp 0 /* 1069 XXX AFS shit DC*/ - sys irix_unimp 0 /* 1070 XXX AFS shit DC*/ - sys irix_unimp 0 /* 1071 XXX AFS shit DC*/ - sys irix_unimp 0 /* 1072 XXX AFS shit DC*/ - sys irix_unimp 0 /* 1073 XXX AFS shit DC*/ - sys irix_unimp 0 /* 1074 nuttin' V*/ - sys irix_unimp 0 /* 1075 XXX sys_getrlimit64()IV*/ - sys irix_unimp 0 /* 1076 XXX sys_setrlimit64()IV*/ - sys sys_nanosleep 2 /* 1077 nanosleep() V*/ - sys irix_lseek64 5 /* 1078 lseek64() ?V*/ - sys sys_rmdir 1 /* 1079 rmdir() V*/ - sys sys_mkdir 2 /* 1080 mkdir() V*/ - sys sys_getdents 3 /* 1081 getdents() V*/ - sys irix_sginap 1 /* 1082 sys_sginap() V*/ - sys irix_sgikopt 3 /* 1083 sys_sgikopt() DC*/ - sys sys_sysfs 3 /* 1084 sysfs() ?V*/ - sys irix_unimp 0 /* 1085 XXX sys_getmsg() DC*/ - sys irix_unimp 0 /* 1086 XXX sys_putmsg() DC*/ - sys sys_poll 3 /* 1087 poll() V*/ - sys irix_sigreturn 0 /* 1088 sigreturn() ?V*/ - sys sys_accept 3 /* 1089 accept() V*/ - sys sys_bind 3 /* 1090 bind() V*/ - sys sys_connect 3 /* 1091 connect() V*/ - sys irix_gethostid 0 /* 1092 sys_gethostid() ?V*/ - sys sys_getpeername 3 /* 1093 getpeername() V*/ - sys sys_getsockname 3 /* 1094 getsockname() V*/ - sys sys_getsockopt 5 /* 1095 getsockopt() V*/ - sys sys_listen 2 /* 1096 listen() V*/ - sys sys_recv 4 /* 1097 recv() V*/ - sys sys_recvfrom 6 /* 1098 recvfrom() V*/ - sys sys_recvmsg 3 /* 1099 recvmsg() V*/ - sys sys_select 5 /* 1100 select() V*/ - sys sys_send 4 /* 1101 send() V*/ - sys sys_sendmsg 3 /* 1102 sendmsg() V*/ - sys sys_sendto 6 /* 1103 sendto() V*/ - sys irix_sethostid 1 /* 1104 sys_sethostid() ?V*/ - sys sys_setsockopt 5 /* 1105 setsockopt() V*/ - sys sys_shutdown 2 /* 1106 shutdown() ?V*/ - sys irix_socket 3 /* 1107 socket() V*/ - sys sys_gethostname 2 /* 1108 sys_gethostname() ?V*/ - sys sys_sethostname 2 /* 1109 sethostname() ?V*/ - sys irix_getdomainname 2 /* 1110 sys_getdomainname() ?V*/ - sys sys_setdomainname 2 /* 1111 setdomainname() ?V*/ - sys sys_truncate 2 /* 1112 truncate() V*/ - sys sys_ftruncate 2 /* 1113 ftruncate() V*/ - sys sys_rename 2 /* 1114 rename() V*/ - sys sys_symlink 2 /* 1115 symlink() V*/ - sys sys_readlink 3 /* 1116 readlink() V*/ - sys irix_unimp 0 /* 1117 XXX IRIX 4 lstat() DC*/ - sys irix_unimp 0 /* 1118 nothin' V*/ - sys irix_unimp 0 /* 1119 XXX nfs_svc() DC*/ - sys irix_unimp 0 /* 1120 XXX nfs_getfh() DC*/ - sys irix_unimp 0 /* 1121 XXX async_daemon() DC*/ - sys irix_unimp 0 /* 1122 XXX exportfs() DC*/ - sys sys_setregid 2 /* 1123 setregid() V*/ - sys sys_setreuid 2 /* 1124 setreuid() V*/ - sys sys_getitimer 2 /* 1125 getitimer() V*/ - sys sys_setitimer 3 /* 1126 setitimer() V*/ - sys irix_unimp 1 /* 1127 XXX adjtime() IV*/ - sys irix_gettimeofday 1 /* 1128 gettimeofday() V*/ - sys irix_unimp 0 /* 1129 XXX sproc() IV*/ - sys irix_prctl 0 /* 1130 prctl() HV*/ - sys irix_unimp 0 /* 1131 XXX procblk() IV*/ - sys irix_unimp 0 /* 1132 XXX sprocsp() IV*/ - sys irix_unimp 0 /* 1133 XXX sgigsc() IV*/ - sys irix_mmap32 6 /* 1134 mmap() XXXflags? ?V*/ - sys sys_munmap 2 /* 1135 munmap() V*/ - sys sys_mprotect 3 /* 1136 mprotect() V*/ - sys sys_msync 4 /* 1137 msync() V*/ - sys irix_madvise 3 /* 1138 madvise() DC*/ - sys irix_pagelock 3 /* 1139 pagelock() IV*/ - sys irix_getpagesize 0 /* 1140 getpagesize() V*/ - sys irix_quotactl 0 /* 1141 quotactl() V*/ - sys irix_unimp 0 /* 1142 nobody home man V*/ - sys sys_getpgid 1 /* 1143 BSD getpgrp() V*/ - sys irix_BSDsetpgrp 2 /* 1143 BSD setpgrp() V*/ - sys sys_vhangup 0 /* 1144 vhangup() V*/ - sys sys_fsync 1 /* 1145 fsync() V*/ - sys sys_fchdir 1 /* 1146 fchdir() V*/ - sys sys_getrlimit 2 /* 1147 getrlimit() ?V*/ - sys sys_setrlimit 2 /* 1148 setrlimit() ?V*/ - sys sys_cacheflush 3 /* 1150 cacheflush() HV*/ - sys sys_cachectl 3 /* 1151 cachectl() HV*/ - sys sys_fchown 3 /* 1152 fchown() ?V*/ - sys sys_fchmod 2 /* 1153 fchmod() ?V*/ - sys irix_unimp 0 /* 1154 XXX IRIX 4 wait3() V*/ - sys sys_socketpair 4 /* 1155 socketpair() V*/ - sys irix_systeminfo 3 /* 1156 systeminfo() IV*/ - sys irix_uname 1 /* 1157 uname() IV*/ - sys irix_xstat 3 /* 1158 xstat() V*/ - sys irix_lxstat 3 /* 1159 lxstat() V*/ - sys irix_fxstat 3 /* 1160 fxstat() V*/ - sys irix_xmknod 0 /* 1161 xmknod() ?V*/ - sys irix_sigaction 4 /* 1162 sigaction() ?V*/ - sys irix_sigpending 1 /* 1163 sigpending() ?V*/ - sys irix_sigprocmask 3 /* 1164 sigprocmask() ?V*/ - sys irix_sigsuspend 0 /* 1165 sigsuspend() ?V*/ - sys irix_sigpoll_sys 3 /* 1166 sigpoll_sys() IV*/ - sys irix_swapctl 2 /* 1167 swapctl() IV*/ - sys irix_getcontext 0 /* 1168 getcontext() HV*/ - sys irix_setcontext 0 /* 1169 setcontext() HV*/ - sys irix_waitsys 5 /* 1170 waitsys() IV*/ - sys irix_sigstack 2 /* 1171 sigstack() HV*/ - sys irix_sigaltstack 2 /* 1172 sigaltstack() HV*/ - sys irix_sigsendset 2 /* 1173 sigsendset() IV*/ - sys irix_statvfs 2 /* 1174 statvfs() V*/ - sys irix_fstatvfs 2 /* 1175 fstatvfs() V*/ - sys irix_unimp 0 /* 1176 XXX getpmsg() DC*/ - sys irix_unimp 0 /* 1177 XXX putpmsg() DC*/ - sys sys_lchown 3 /* 1178 lchown() V*/ - sys irix_priocntl 0 /* 1179 priocntl() DC*/ - sys irix_sigqueue 4 /* 1180 sigqueue() IV*/ - sys sys_readv 3 /* 1181 readv() V*/ - sys sys_writev 3 /* 1182 writev() V*/ - sys irix_truncate64 4 /* 1183 truncate64() XX32bit HV*/ - sys irix_ftruncate64 4 /* 1184 ftruncate64()XX32bit HV*/ - sys irix_mmap64 0 /* 1185 mmap64() XX32bit HV*/ - sys irix_dmi 0 /* 1186 dmi() DC*/ - sys irix_pread 6 /* 1187 pread() IV*/ - sys irix_pwrite 6 /* 1188 pwrite() IV*/ - sys sys_fsync 1 /* 1189 fdatasync() XXPOSIX HV*/ - sys irix_sgifastpath 7 /* 1190 sgifastpath() WHEEE IV*/ - sys irix_unimp 0 /* 1191 XXX attr_get() DC*/ - sys irix_unimp 0 /* 1192 XXX attr_getf() DC*/ - sys irix_unimp 0 /* 1193 XXX attr_set() DC*/ - sys irix_unimp 0 /* 1194 XXX attr_setf() DC*/ - sys irix_unimp 0 /* 1195 XXX attr_remove() DC*/ - sys irix_unimp 0 /* 1196 XXX attr_removef() DC*/ - sys irix_unimp 0 /* 1197 XXX attr_list() DC*/ - sys irix_unimp 0 /* 1198 XXX attr_listf() DC*/ - sys irix_unimp 0 /* 1199 XXX attr_multi() DC*/ - sys irix_unimp 0 /* 1200 XXX attr_multif() DC*/ - sys irix_statvfs64 2 /* 1201 statvfs64() V*/ - sys irix_fstatvfs64 2 /* 1202 fstatvfs64() V*/ - sys irix_getmountid 2 /* 1203 getmountid()XXXfsids HV*/ - sys irix_nsproc 5 /* 1204 nsproc() IV*/ - sys irix_getdents64 3 /* 1205 getdents64() HV*/ - sys irix_unimp 0 /* 1206 XXX DFS garbage DC*/ - sys irix_ngetdents 4 /* 1207 ngetdents() XXXeop HV*/ - sys irix_ngetdents64 4 /* 1208 ngetdents64() XXXeop HV*/ - sys irix_unimp 0 /* 1209 nothin' V*/ - sys irix_unimp 0 /* 1210 XXX pidsprocsp() */ - sys irix_unimp 0 /* 1211 XXX rexec() */ - sys irix_unimp 0 /* 1212 XXX timer_create() */ - sys irix_unimp 0 /* 1213 XXX timer_delete() */ - sys irix_unimp 0 /* 1214 XXX timer_settime() */ - sys irix_unimp 0 /* 1215 XXX timer_gettime() */ - sys irix_unimp 0 /* 1216 XXX timer_setoverrun() */ - sys sys_sched_rr_get_interval 2 /* 1217 sched_rr_get_interval()V*/ - sys sys_sched_yield 0 /* 1218 sched_yield() V*/ - sys sys_sched_getscheduler 1 /* 1219 sched_getscheduler() V*/ - sys sys_sched_setscheduler 3 /* 1220 sched_setscheduler() V*/ - sys sys_sched_getparam 2 /* 1221 sched_getparam() V*/ - sys sys_sched_setparam 2 /* 1222 sched_setparam() V*/ - sys irix_unimp 0 /* 1223 XXX usync_cntl() */ - sys irix_unimp 0 /* 1224 XXX psema_cntl() */ - sys irix_unimp 0 /* 1225 XXX restartreturn() */ - - /* Just to pad things out nicely. */ - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - 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sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - sys irix_unimp 0 - - .endm - - /* - * Pre-compute the number of _instruction_ bytes needed to load - * or store the arguments 6-8. Negative values are ignored. - */ - .macro sys function, nargs - PTR \function - LONG (\nargs << 2) - (5 << 2) - .endm - - .align 4 -EXPORT(sys_call_table_irix5) - irix5syscalltable diff --git a/arch/mips/kernel/irixelf.c b/arch/mips/kernel/irixelf.c deleted file mode 100644 index 469c7237e5b..00000000000 --- a/arch/mips/kernel/irixelf.c +++ /dev/null @@ -1,1361 +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. - * - * irixelf.c: Code to load IRIX ELF executables conforming to the MIPS ABI. - * Based off of work by Eric Youngdale. - * - * Copyright (C) 1993 - 1994 Eric Youngdale - * Copyright (C) 1996 - 2004 David S. Miller - * Copyright (C) 2004 - 2005 Steven J. Hill - */ -#undef DEBUG - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include - -#define DLINFO_ITEMS 12 - -#include - -static int load_irix_binary(struct linux_binprm * bprm, struct pt_regs * regs); -static int load_irix_library(struct file *); -static int irix_core_dump(long signr, struct pt_regs * regs, - struct file *file, unsigned long limit); - -static struct linux_binfmt irix_format = { - .module = THIS_MODULE, - .load_binary = load_irix_binary, - .load_shlib = load_irix_library, - .core_dump = irix_core_dump, - .min_coredump = PAGE_SIZE, -}; - -/* Debugging routines. */ -static char *get_elf_p_type(Elf32_Word p_type) -{ -#ifdef DEBUG - switch (p_type) { - case PT_NULL: - return "PT_NULL"; - break; - - case PT_LOAD: - return "PT_LOAD"; - break; - - case PT_DYNAMIC: - return "PT_DYNAMIC"; - break; - - case PT_INTERP: - return "PT_INTERP"; - break; - - case PT_NOTE: - return "PT_NOTE"; - break; - - case PT_SHLIB: - return "PT_SHLIB"; - break; - - case PT_PHDR: - return "PT_PHDR"; - break; - - case PT_LOPROC: - return "PT_LOPROC/REGINFO"; - break; - - case PT_HIPROC: - return "PT_HIPROC"; - break; - - default: - return "PT_BOGUS"; - break; - } -#endif -} - -static void print_elfhdr(struct elfhdr *ehp) -{ - int i; - - pr_debug("ELFHDR: e_ident<"); - for (i = 0; i < (EI_NIDENT - 1); i++) - pr_debug("%x ", ehp->e_ident[i]); - pr_debug("%x>\n", ehp->e_ident[i]); - pr_debug(" e_type[%04x] e_machine[%04x] e_version[%08lx]\n", - (unsigned short) ehp->e_type, (unsigned short) ehp->e_machine, - (unsigned long) ehp->e_version); - pr_debug(" e_entry[%08lx] e_phoff[%08lx] e_shoff[%08lx] " - "e_flags[%08lx]\n", - (unsigned long) ehp->e_entry, (unsigned long) ehp->e_phoff, - (unsigned long) ehp->e_shoff, (unsigned long) ehp->e_flags); - pr_debug(" e_ehsize[%04x] e_phentsize[%04x] e_phnum[%04x]\n", - (unsigned short) ehp->e_ehsize, - (unsigned short) ehp->e_phentsize, - (unsigned short) ehp->e_phnum); - pr_debug(" e_shentsize[%04x] e_shnum[%04x] e_shstrndx[%04x]\n", - (unsigned short) ehp->e_shentsize, - (unsigned short) ehp->e_shnum, - (unsigned short) ehp->e_shstrndx); -} - -static void print_phdr(int i, struct elf_phdr *ep) -{ - pr_debug("PHDR[%d]: p_type[%s] p_offset[%08lx] p_vaddr[%08lx] " - "p_paddr[%08lx]\n", i, get_elf_p_type(ep->p_type), - (unsigned long) ep->p_offset, (unsigned long) ep->p_vaddr, - (unsigned long) ep->p_paddr); - pr_debug(" p_filesz[%08lx] p_memsz[%08lx] p_flags[%08lx] " - "p_align[%08lx]\n", (unsigned long) ep->p_filesz, - (unsigned long) ep->p_memsz, (unsigned long) ep->p_flags, - (unsigned long) ep->p_align); -} - -static void dump_phdrs(struct elf_phdr *ep, int pnum) -{ - int i; - - for (i = 0; i < pnum; i++, ep++) { - if ((ep->p_type == PT_LOAD) || - (ep->p_type == PT_INTERP) || - (ep->p_type == PT_PHDR)) - print_phdr(i, ep); - } -} - -static void set_brk(unsigned long start, unsigned long end) -{ - start = PAGE_ALIGN(start); - end = PAGE_ALIGN(end); - if (end <= start) - return; - down_write(¤t->mm->mmap_sem); - do_brk(start, end - start); - up_write(¤t->mm->mmap_sem); -} - - -/* We need to explicitly zero any fractional pages - * after the data section (i.e. bss). This would - * contain the junk from the file that should not - * be in memory. - */ -static void padzero(unsigned long elf_bss) -{ - unsigned long nbyte; - - nbyte = elf_bss & (PAGE_SIZE-1); - if (nbyte) { - nbyte = PAGE_SIZE - nbyte; - clear_user((void __user *) elf_bss, nbyte); - } -} - -static unsigned long * create_irix_tables(char * p, int argc, int envc, - struct elfhdr * exec, unsigned int load_addr, - unsigned int interp_load_addr, struct pt_regs *regs, - struct elf_phdr *ephdr) -{ - elf_addr_t *argv; - elf_addr_t *envp; - elf_addr_t *sp, *csp; - - pr_debug("create_irix_tables: p[%p] argc[%d] envc[%d] " - "load_addr[%08x] interp_load_addr[%08x]\n", - p, argc, envc, load_addr, interp_load_addr); - - sp = (elf_addr_t *) (~15UL & (unsigned long) p); - csp = sp; - csp -= exec ? DLINFO_ITEMS*2 : 2; - csp -= envc+1; - csp -= argc+1; - csp -= 1; /* argc itself */ - if ((unsigned long)csp & 15UL) { - sp -= (16UL - ((unsigned long)csp & 15UL)) / sizeof(*sp); - } - - /* - * Put the ELF interpreter info on the stack - */ -#define NEW_AUX_ENT(nr, id, val) \ - __put_user((id), sp+(nr*2)); \ - __put_user((val), sp+(nr*2+1)); \ - - sp -= 2; - NEW_AUX_ENT(0, AT_NULL, 0); - - if (exec) { - sp -= 11*2; - - NEW_AUX_ENT(0, AT_PHDR, load_addr + exec->e_phoff); - NEW_AUX_ENT(1, AT_PHENT, sizeof(struct elf_phdr)); - NEW_AUX_ENT(2, AT_PHNUM, exec->e_phnum); - NEW_AUX_ENT(3, AT_PAGESZ, ELF_EXEC_PAGESIZE); - NEW_AUX_ENT(4, AT_BASE, interp_load_addr); - NEW_AUX_ENT(5, AT_FLAGS, 0); - NEW_AUX_ENT(6, AT_ENTRY, (elf_addr_t) exec->e_entry); - NEW_AUX_ENT(7, AT_UID, (elf_addr_t) current->uid); - NEW_AUX_ENT(8, AT_EUID, (elf_addr_t) current->euid); - NEW_AUX_ENT(9, AT_GID, (elf_addr_t) current->gid); - NEW_AUX_ENT(10, AT_EGID, (elf_addr_t) current->egid); - } -#undef NEW_AUX_ENT - - sp -= envc+1; - envp = sp; - sp -= argc+1; - argv = sp; - - __put_user((elf_addr_t)argc, --sp); - current->mm->arg_start = (unsigned long) p; - while (argc-->0) { - __put_user((unsigned long)p, argv++); - p += strlen_user(p); - } - __put_user((unsigned long) NULL, argv); - current->mm->arg_end = current->mm->env_start = (unsigned long) p; - while (envc-->0) { - __put_user((unsigned long)p, envp++); - p += strlen_user(p); - } - __put_user((unsigned long) NULL, envp); - current->mm->env_end = (unsigned long) p; - return sp; -} - - -/* This is much more generalized than the library routine read function, - * so we keep this separate. Technically the library read function - * is only provided so that we can read a.out libraries that have - * an ELF header. - */ -static unsigned int load_irix_interp(struct elfhdr * interp_elf_ex, - struct file * interpreter, - unsigned int *interp_load_addr) -{ - struct elf_phdr *elf_phdata = NULL; - struct elf_phdr *eppnt; - unsigned int len; - unsigned int load_addr; - int elf_bss; - int retval; - unsigned int last_bss; - int error; - int i; - unsigned int k; - - elf_bss = 0; - last_bss = 0; - error = load_addr = 0; - - print_elfhdr(interp_elf_ex); - - /* First of all, some simple consistency checks */ - if ((interp_elf_ex->e_type != ET_EXEC && - interp_elf_ex->e_type != ET_DYN) || - !interpreter->f_op->mmap) { - printk("IRIX interp has bad e_type %d\n", interp_elf_ex->e_type); - return 0xffffffff; - } - - /* Now read in all of the header information */ - if (sizeof(struct elf_phdr) * interp_elf_ex->e_phnum > PAGE_SIZE) { - printk("IRIX interp header bigger than a page (%d)\n", - (sizeof(struct elf_phdr) * interp_elf_ex->e_phnum)); - return 0xffffffff; - } - - elf_phdata = kmalloc(sizeof(struct elf_phdr) * interp_elf_ex->e_phnum, - GFP_KERNEL); - - if (!elf_phdata) { - printk("Cannot kmalloc phdata for IRIX interp.\n"); - return 0xffffffff; - } - - /* If the size of this structure has changed, then punt, since - * we will be doing the wrong thing. - */ - if (interp_elf_ex->e_phentsize != 32) { - printk("IRIX interp e_phentsize == %d != 32 ", - interp_elf_ex->e_phentsize); - kfree(elf_phdata); - return 0xffffffff; - } - - retval = kernel_read(interpreter, interp_elf_ex->e_phoff, - (char *) elf_phdata, - sizeof(struct elf_phdr) * interp_elf_ex->e_phnum); - - dump_phdrs(elf_phdata, interp_elf_ex->e_phnum); - - eppnt = elf_phdata; - for (i = 0; i < interp_elf_ex->e_phnum; i++, eppnt++) { - if (eppnt->p_type == PT_LOAD) { - int elf_type = MAP_PRIVATE | MAP_DENYWRITE; - int elf_prot = 0; - unsigned long vaddr = 0; - if (eppnt->p_flags & PF_R) - elf_prot = PROT_READ; - if (eppnt->p_flags & PF_W) - elf_prot |= PROT_WRITE; - if (eppnt->p_flags & PF_X) - elf_prot |= PROT_EXEC; - elf_type |= MAP_FIXED; - vaddr = eppnt->p_vaddr; - - pr_debug("INTERP do_mmap" - "(%p, %08lx, %08lx, %08lx, %08lx, %08lx) ", - interpreter, vaddr, - (unsigned long) - (eppnt->p_filesz + (eppnt->p_vaddr & 0xfff)), - (unsigned long) - elf_prot, (unsigned long) elf_type, - (unsigned long) - (eppnt->p_offset & 0xfffff000)); - - down_write(¤t->mm->mmap_sem); - error = do_mmap(interpreter, vaddr, - eppnt->p_filesz + (eppnt->p_vaddr & 0xfff), - elf_prot, elf_type, - eppnt->p_offset & 0xfffff000); - up_write(¤t->mm->mmap_sem); - - if (error < 0 && error > -1024) { - printk("Aieee IRIX interp mmap error=%d\n", - error); - break; /* Real error */ - } - pr_debug("error=%08lx ", (unsigned long) error); - if (!load_addr && interp_elf_ex->e_type == ET_DYN) { - load_addr = error; - pr_debug("load_addr = error "); - } - - /* - * Find the end of the file mapping for this phdr, and - * keep track of the largest address we see for this. - */ - k = eppnt->p_vaddr + eppnt->p_filesz; - if (k > elf_bss) - elf_bss = k; - - /* Do the same thing for the memory mapping - between - * elf_bss and last_bss is the bss section. - */ - k = eppnt->p_memsz + eppnt->p_vaddr; - if (k > last_bss) - last_bss = k; - pr_debug("\n"); - } - } - - /* Now use mmap to map the library into memory. */ - if (error < 0 && error > -1024) { - pr_debug("got error %d\n", error); - kfree(elf_phdata); - return 0xffffffff; - } - - /* Now fill out the bss section. First pad the last page up - * to the page boundary, and then perform a mmap to make sure - * that there are zero-mapped pages up to and including the - * last bss page. - */ - pr_debug("padzero(%08lx) ", (unsigned long) (elf_bss)); - padzero(elf_bss); - len = (elf_bss + 0xfff) & 0xfffff000; /* What we have mapped so far */ - - pr_debug("last_bss[%08lx] len[%08lx]\n", (unsigned long) last_bss, - (unsigned long) len); - - /* Map the last of the bss segment */ - if (last_bss > len) { - down_write(¤t->mm->mmap_sem); - do_brk(len, (last_bss - len)); - up_write(¤t->mm->mmap_sem); - } - kfree(elf_phdata); - - *interp_load_addr = load_addr; - return ((unsigned int) interp_elf_ex->e_entry); -} - -/* Check sanity of IRIX elf executable header. */ -static int verify_binary(struct elfhdr *ehp, struct linux_binprm *bprm) -{ - if (memcmp(ehp->e_ident, ELFMAG, SELFMAG) != 0) - return -ENOEXEC; - - /* First of all, some simple consistency checks */ - if ((ehp->e_type != ET_EXEC && ehp->e_type != ET_DYN) || - !bprm->file->f_op->mmap) { - return -ENOEXEC; - } - - /* XXX Don't support N32 or 64bit binaries yet because they can - * XXX and do execute 64 bit instructions and expect all registers - * XXX to be 64 bit as well. We need to make the kernel save - * XXX all registers as 64bits on cpu's capable of this at - * XXX exception time plus frob the XTLB exception vector. - */ - if ((ehp->e_flags & EF_MIPS_ABI2)) - return -ENOEXEC; - - return 0; -} - -/* - * This is where the detailed check is performed. Irix binaries - * use interpreters with 'libc.so' in the name, so this function - * can differentiate between Linux and Irix binaries. - */ -static inline int look_for_irix_interpreter(char **name, - struct file **interpreter, - struct elfhdr *interp_elf_ex, - struct elf_phdr *epp, - struct linux_binprm *bprm, int pnum) -{ - int i; - int retval = -EINVAL; - struct file *file = NULL; - - *name = NULL; - for (i = 0; i < pnum; i++, epp++) { - if (epp->p_type != PT_INTERP) - continue; - - /* It is illegal to have two interpreters for one executable. */ - if (*name != NULL) - goto out; - - *name = kmalloc(epp->p_filesz + strlen(IRIX_EMUL), GFP_KERNEL); - if (!*name) - return -ENOMEM; - - strcpy(*name, IR