diff options
Diffstat (limited to 'arch/sh/kernel')
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-sh7722.c | 14 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-sh7780.c | 14 | ||||
-rw-r--r-- | arch/sh/kernel/dwarf.c | 1 | ||||
-rw-r--r-- | arch/sh/kernel/syscalls_64.S | 1 | ||||
-rw-r--r-- | arch/sh/kernel/traps_32.c | 23 |
5 files changed, 43 insertions, 10 deletions
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c index 3509775..5491b09 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c @@ -17,6 +17,7 @@ #include <linux/sh_timer.h> #include <asm/clock.h> #include <asm/mmzone.h> +#include <asm/dma-sh.h> #include <cpu/sh7722.h> static struct resource rtc_resources[] = { @@ -373,6 +374,18 @@ static struct platform_device sci_device = { }, }; +static struct sh_dmae_pdata dma_platform_data = { + .mode = 0, +}; + +static struct platform_device dma_device = { + .name = "sh-dma-engine", + .id = -1, + .dev = { + .platform_data = &dma_platform_data, + }, +}; + static struct platform_device *sh7722_devices[] __initdata = { &cmt_device, &tmu0_device, @@ -385,6 +398,7 @@ static struct platform_device *sh7722_devices[] __initdata = { &vpu_device, &veu_device, &jpu_device, + &dma_device, }; static int __init sh7722_devices_setup(void) diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c index 2c901f4..12ff56f 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c @@ -13,6 +13,7 @@ #include <linux/io.h> #include <linux/serial_sci.h> #include <linux/sh_timer.h> +#include <asm/dma-sh.h> static struct sh_timer_config tmu0_platform_data = { .name = "TMU0", @@ -240,6 +241,18 @@ static struct platform_device sci_device = { }, }; +static struct sh_dmae_pdata dma_platform_data = { + .mode = (SHDMA_MIX_IRQ | SHDMA_DMAOR1), +}; + +static struct platform_device dma_device = { + .name = "sh-dma-engine", + .id = -1, + .dev = { + .platform_data = &dma_platform_data, + }, +}; + static struct platform_device *sh7780_devices[] __initdata = { &tmu0_device, &tmu1_device, @@ -249,6 +262,7 @@ static struct platform_device *sh7780_devices[] __initdata = { &tmu5_device, &rtc_device, &sci_device, + &dma_device, }; static int __init sh7780_devices_setup(void) diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c index bc4d8d7..03b3616 100644 --- a/arch/sh/kernel/dwarf.c +++ b/arch/sh/kernel/dwarf.c @@ -24,7 +24,6 @@ #include <asm/unwinder.h> #include <asm/sections.h> #include <asm/unaligned.h> -#include <asm/dwarf.h> #include <asm/stacktrace.h> /* Reserve enough memory for two stack frames */ diff --git a/arch/sh/kernel/syscalls_64.S b/arch/sh/kernel/syscalls_64.S index 5bfde6c..07d2aae 100644 --- a/arch/sh/kernel/syscalls_64.S +++ b/arch/sh/kernel/syscalls_64.S @@ -391,3 +391,4 @@ sys_call_table: .long sys_pwritev .long sys_rt_tgsigqueueinfo .long sys_perf_event_open + .long sys_recvmmsg /* 365 */ diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c index 6aba9af..69bb165 100644 --- a/arch/sh/kernel/traps_32.c +++ b/arch/sh/kernel/traps_32.c @@ -452,6 +452,12 @@ int handle_unaligned_access(insn_size_t instruction, struct pt_regs *regs, u_int rm; int ret, index; + /* + * XXX: We can't handle mixed 16/32-bit instructions yet + */ + if (instruction_size(instruction) != 2) + return -EINVAL; + index = (instruction>>8)&15; /* 0x0F00 */ rm = regs->regs[index]; @@ -619,9 +625,9 @@ asmlinkage void do_address_error(struct pt_regs *regs, se_user += 1; -#ifndef CONFIG_CPU_SH2A set_fs(USER_DS); - if (copy_from_user(&instruction, (u16 *)(regs->pc & ~1), 2)) { + if (copy_from_user(&instruction, (insn_size_t *)(regs->pc & ~1), + sizeof(instruction))) { set_fs(oldfs); goto uspace_segv; } @@ -633,7 +639,6 @@ asmlinkage void do_address_error(struct pt_regs *regs, "in \"%s\" pid=%d pc=0x%p ins=0x%04hx\n", current->comm, current->pid, (void *)regs->pc, instruction); -#endif if (se_usermode & 2) goto fixup; @@ -673,12 +678,6 @@ uspace_segv: } else { se_sys += 1; - if (se_kernmode_warn) - printk(KERN_NOTICE "Unaligned kernel access " - "on behalf of \"%s\" pid=%d pc=0x%p ins=0x%04hx\n", - current->comm, current->pid, (void *)regs->pc, - instruction); - if (regs->pc & 1) die("unaligned program counter", regs, error_code); @@ -692,6 +691,12 @@ uspace_segv: die("insn faulting in do_address_error", regs, 0); } + if (se_kernmode_warn) + printk(KERN_NOTICE "Unaligned kernel access " + "on behalf of \"%s\" pid=%d pc=0x%p ins=0x%04hx\n", + current->comm, current->pid, (void *)regs->pc, + instruction); + handle_unaligned_access(instruction, regs, &user_mem_access, 0); set_fs(oldfs); |