diff options
Diffstat (limited to 'arch/ppc')
-rw-r--r-- | arch/ppc/Kconfig | 6 | ||||
-rw-r--r-- | arch/ppc/kernel/head_44x.S | 15 | ||||
-rw-r--r-- | arch/ppc/kernel/setup.c | 41 | ||||
-rw-r--r-- | arch/ppc/kernel/vmlinux.lds.S | 2 | ||||
-rw-r--r-- | arch/ppc/lib/string.S | 7 | ||||
-rw-r--r-- | arch/ppc/mm/init.c | 1 | ||||
-rw-r--r-- | arch/ppc/syslib/mpc83xx_devices.c | 1 | ||||
-rw-r--r-- | arch/ppc/syslib/mpc85xx_devices.c | 1 | ||||
-rw-r--r-- | arch/ppc/syslib/open_pic.c | 2 |
9 files changed, 46 insertions, 30 deletions
diff --git a/arch/ppc/Kconfig b/arch/ppc/Kconfig index ff04dcd30200..600f23d7fd33 100644 --- a/arch/ppc/Kconfig +++ b/arch/ppc/Kconfig @@ -43,6 +43,10 @@ config GENERIC_NVRAM bool default y +config SCHED_NO_NO_OMIT_FRAME_POINTER + bool + default y + source "init/Kconfig" menu "Processor" @@ -73,9 +77,11 @@ config 44x bool "44x" config POWER3 + select PPC_FPU bool "POWER3" config POWER4 + select PPC_FPU bool "POWER4 and 970 (G5)" config 8xx diff --git a/arch/ppc/kernel/head_44x.S b/arch/ppc/kernel/head_44x.S index 9b6a8e513657..6c7ae6052464 100644 --- a/arch/ppc/kernel/head_44x.S +++ b/arch/ppc/kernel/head_44x.S @@ -330,8 +330,9 @@ interrupt_base: /* If we are faulting a kernel address, we have to use the * kernel page tables. */ - andis. r11, r10, 0x8000 - beq 3f + lis r11, TASK_SIZE@h + cmplw r10, r11 + blt+ 3f lis r11, swapper_pg_dir@h ori r11, r11, swapper_pg_dir@l @@ -464,8 +465,9 @@ interrupt_base: /* If we are faulting a kernel address, we have to use the * kernel page tables. */ - andis. r11, r10, 0x8000 - beq 3f + lis r11, TASK_SIZE@h + cmplw r10, r11 + blt+ 3f lis r11, swapper_pg_dir@h ori r11, r11, swapper_pg_dir@l @@ -533,8 +535,9 @@ interrupt_base: /* If we are faulting a kernel address, we have to use the * kernel page tables. */ - andis. r11, r10, 0x8000 - beq 3f + lis r11, TASK_SIZE@h + cmplw r10, r11 + blt+ 3f lis r11, swapper_pg_dir@h ori r11, r11, swapper_pg_dir@l diff --git a/arch/ppc/kernel/setup.c b/arch/ppc/kernel/setup.c index e97ce635b99e..5c20266e3b1f 100644 --- a/arch/ppc/kernel/setup.c +++ b/arch/ppc/kernel/setup.c @@ -221,27 +221,26 @@ int show_cpuinfo(struct seq_file *m, void *v) return err; } - switch (PVR_VER(pvr)) { - case 0x0020: /* 403 family */ - maj = PVR_MAJ(pvr) + 1; - min = PVR_MIN(pvr); - break; - case 0x1008: /* 740P/750P ?? */ - maj = ((pvr >> 8) & 0xFF) - 1; - min = pvr & 0xFF; - break; - case 0x8083: /* e300 */ - maj = PVR_MAJ(pvr); - min = PVR_MIN(pvr); - break; - case 0x8020: /* e500 */ + /* If we are a Freescale core do a simple check so + * we dont have to keep adding cases in the future */ + if ((PVR_VER(pvr) & 0x8000) == 0x8000) { maj = PVR_MAJ(pvr); min = PVR_MIN(pvr); - break; - default: - maj = (pvr >> 8) & 0xFF; - min = pvr & 0xFF; - break; + } else { + switch (PVR_VER(pvr)) { + case 0x0020: /* 403 family */ + maj = PVR_MAJ(pvr) + 1; + min = PVR_MIN(pvr); + break; + case 0x1008: /* 740P/750P ?? */ + maj = ((pvr >> 8) & 0xFF) - 1; + min = pvr & 0xFF; + break; + default: + maj = (pvr >> 8) & 0xFF; + min = pvr & 0xFF; + break; + } } seq_printf(m, "revision\t: %hd.%hd (pvr %04x %04x)\n", @@ -500,7 +499,7 @@ static int __init set_preferred_console(void) { struct device_node *prom_stdout; char *name; - int offset; + int offset = 0; if (of_stdout_device == NULL) return -ENODEV; @@ -754,6 +753,8 @@ void __init setup_arch(char **cmdline_p) strlcpy(saved_command_line, cmd_line, COMMAND_LINE_SIZE); *cmdline_p = cmd_line; + parse_early_param(); + /* set up the bootmem stuff with available memory */ do_init_bootmem(); if ( ppc_md.progress ) ppc_md.progress("setup_arch: bootmem", 0x3eab); diff --git a/arch/ppc/kernel/vmlinux.lds.S b/arch/ppc/kernel/vmlinux.lds.S index 0c0e714b84de..9353584fb710 100644 --- a/arch/ppc/kernel/vmlinux.lds.S +++ b/arch/ppc/kernel/vmlinux.lds.S @@ -145,6 +145,7 @@ SECTIONS __init_end = .; . = ALIGN(4096); + _sextratext = .; __pmac_begin = .; .pmac.text : { *(.pmac.text) } .pmac.data : { *(.pmac.data) } @@ -171,6 +172,7 @@ SECTIONS .openfirmware.data : { *(.openfirmware.data) } . = ALIGN(4096); __openfirmware_end = .; + _eextratext = .; __bss_start = .; .bss : diff --git a/arch/ppc/lib/string.S b/arch/ppc/lib/string.S index 8d08a2eb225e..36c9b97fd92a 100644 --- a/arch/ppc/lib/string.S +++ b/arch/ppc/lib/string.S @@ -446,6 +446,7 @@ _GLOBAL(__copy_tofrom_user) #ifdef CONFIG_8xx /* Don't use prefetch on 8xx */ mtctr r0 + li r0,0 53: COPY_16_BYTES_WITHEX(0) bdnz 53b @@ -564,7 +565,9 @@ _GLOBAL(__copy_tofrom_user) /* or write fault in cacheline loop */ 105: li r9,1 92: li r3,LG_CACHELINE_BYTES - b 99f + mfctr r8 + add r0,r0,r8 + b 106f /* read fault in final word loop */ 108: li r9,0 b 93f @@ -585,7 +588,7 @@ _GLOBAL(__copy_tofrom_user) * r5 + (ctr << r3), and r9 is 0 for read or 1 for write. */ 99: mfctr r0 - slw r3,r0,r3 +106: slw r3,r0,r3 add. r3,r3,r5 beq 120f /* shouldn't happen */ cmpwi 0,r9,0 diff --git a/arch/ppc/mm/init.c b/arch/ppc/mm/init.c index be02a7fec2b7..363c157e3617 100644 --- a/arch/ppc/mm/init.c +++ b/arch/ppc/mm/init.c @@ -179,6 +179,7 @@ void free_initmem(void) if (!have_of) FREESEC(openfirmware); printk("\n"); + ppc_md.progress = NULL; #undef FREESEC } diff --git a/arch/ppc/syslib/mpc83xx_devices.c b/arch/ppc/syslib/mpc83xx_devices.c index 5c1a919eaabf..75c8e9834ae7 100644 --- a/arch/ppc/syslib/mpc83xx_devices.c +++ b/arch/ppc/syslib/mpc83xx_devices.c @@ -61,6 +61,7 @@ static struct plat_serial8250_port serial_platform_data[] = { .iotype = UPIO_MEM, .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, }, + { }, }; struct platform_device ppc_sys_platform_devices[] = { diff --git a/arch/ppc/syslib/mpc85xx_devices.c b/arch/ppc/syslib/mpc85xx_devices.c index a231795ee26f..1e658ef57e75 100644 --- a/arch/ppc/syslib/mpc85xx_devices.c +++ b/arch/ppc/syslib/mpc85xx_devices.c @@ -61,6 +61,7 @@ static struct plat_serial8250_port serial_platform_data[] = { .iotype = UPIO_MEM, .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_SHARE_IRQ, }, + { }, }; struct platform_device ppc_sys_platform_devices[] = { diff --git a/arch/ppc/syslib/open_pic.c b/arch/ppc/syslib/open_pic.c index 7619e16fccae..9d4ed68b5804 100644 --- a/arch/ppc/syslib/open_pic.c +++ b/arch/ppc/syslib/open_pic.c @@ -557,12 +557,10 @@ static void __init openpic_initipi(u_int ipi, u_int pri, u_int vec) */ void openpic_cause_IPI(u_int ipi, cpumask_t cpumask) { - cpumask_t phys; DECL_THIS_CPU; CHECK_THIS_CPU; check_arg_ipi(ipi); - phys = physmask(cpumask); openpic_write(&OpenPIC->THIS_CPU.IPI_Dispatch(ipi), cpus_addr(physmask(cpumask))[0]); } |