diff options
Diffstat (limited to 'arch/mips/powertv/powertv_setup.c')
| -rw-r--r-- | arch/mips/powertv/powertv_setup.c | 102 |
1 files changed, 49 insertions, 53 deletions
diff --git a/arch/mips/powertv/powertv_setup.c b/arch/mips/powertv/powertv_setup.c index 698b1eafbe9..af2cae0a5ab 100644 --- a/arch/mips/powertv/powertv_setup.c +++ b/arch/mips/powertv/powertv_setup.c @@ -25,14 +25,15 @@ #include <linux/etherdevice.h> #include <linux/if_ether.h> #include <linux/ctype.h> - #include <linux/cpu.h> +#include <linux/time.h> + #include <asm/bootinfo.h> #include <asm/irq.h> #include <asm/mips-boards/generic.h> #include <asm/mips-boards/prom.h> #include <asm/dma.h> -#include <linux/time.h> +#include <asm/asm.h> #include <asm/traps.h> #include <asm/asm-offsets.h> #include "reset.h" @@ -41,26 +42,21 @@ /* * Macros for loading addresses and storing registers: - * PTR_LA Load the address into a register - * LONG_S Store the full width of the given register. - * LONG_L Load the full width of the given register - * PTR_ADDIU Add a constant value to a register used as a pointer + * LONG_L_ Stringified version of LONG_L for use in asm() statement + * LONG_S_ Stringified version of LONG_S for use in asm() statement + * PTR_LA_ Stringified version of PTR_LA for use in asm() statement * REG_SIZE Number of 8-bit bytes in a full width register */ +#define LONG_L_ VAL(LONG_L) " " +#define LONG_S_ VAL(LONG_S) " " +#define PTR_LA_ VAL(PTR_LA) " " + #ifdef CONFIG_64BIT #warning TODO: 64-bit code needs to be verified -#define PTR_LA "dla " -#define LONG_S "sd " -#define LONG_L "ld " -#define PTR_ADDIU "daddiu " #define REG_SIZE "8" /* In bytes */ #endif #ifdef CONFIG_32BIT -#define PTR_LA "la " -#define LONG_S "sw " -#define LONG_L "lw " -#define PTR_ADDIU "addiu " #define REG_SIZE "4" /* In bytes */ #endif @@ -113,9 +109,9 @@ static int panic_handler(struct notifier_block *notifier_block, * structure. */ __asm__ __volatile__ ( ".set noat\n" - LONG_S "$at, %[at]\n" - LONG_S "$2, %[v0]\n" - LONG_S "$3, %[v1]\n" + LONG_S_ "$at, %[at]\n" + LONG_S_ "$2, %[v0]\n" + LONG_S_ "$3, %[v1]\n" : [at] "=m" (at), [v0] "=m" (v0), @@ -129,54 +125,54 @@ static int panic_handler(struct notifier_block *notifier_block, "move $at, %[pt_regs]\n" /* Argument registers */ - LONG_S "$4, " VAL(PT_R4) "($at)\n" - LONG_S "$5, " VAL(PT_R5) "($at)\n" - LONG_S "$6, " VAL(PT_R6) "($at)\n" - LONG_S "$7, " VAL(PT_R7) "($at)\n" + LONG_S_ "$4, " VAL(PT_R4) "($at)\n" + LONG_S_ "$5, " VAL(PT_R5) "($at)\n" + LONG_S_ "$6, " VAL(PT_R6) "($at)\n" + LONG_S_ "$7, " VAL(PT_R7) "($at)\n" /* Temporary regs */ - LONG_S "$8, " VAL(PT_R8) "($at)\n" - LONG_S "$9, " VAL(PT_R9) "($at)\n" - LONG_S "$10, " VAL(PT_R10) "($at)\n" - LONG_S "$11, " VAL(PT_R11) "($at)\n" - LONG_S "$12, " VAL(PT_R12) "($at)\n" - LONG_S "$13, " VAL(PT_R13) "($at)\n" - LONG_S "$14, " VAL(PT_R14) "($at)\n" - LONG_S "$15, " VAL(PT_R15) "($at)\n" + LONG_S_ "$8, " VAL(PT_R8) "($at)\n" + LONG_S_ "$9, " VAL(PT_R9) "($at)\n" + LONG_S_ "$10, " VAL(PT_R10) "($at)\n" + LONG_S_ "$11, " VAL(PT_R11) "($at)\n" + LONG_S_ "$12, " VAL(PT_R12) "($at)\n" + LONG_S_ "$13, " VAL(PT_R13) "($at)\n" + LONG_S_ "$14, " VAL(PT_R14) "($at)\n" + LONG_S_ "$15, " VAL(PT_R15) "($at)\n" /* "Saved" registers */ - LONG_S "$16, " VAL(PT_R16) "($at)\n" - LONG_S "$17, " VAL(PT_R17) "($at)\n" - LONG_S "$18, " VAL(PT_R18) "($at)\n" - LONG_S "$19, " VAL(PT_R19) "($at)\n" - LONG_S "$20, " VAL(PT_R20) "($at)\n" - LONG_S "$21, " VAL(PT_R21) "($at)\n" - LONG_S "$22, " VAL(PT_R22) "($at)\n" - LONG_S "$23, " VAL(PT_R23) "($at)\n" + LONG_S_ "$16, " VAL(PT_R16) "($at)\n" + LONG_S_ "$17, " VAL(PT_R17) "($at)\n" + LONG_S_ "$18, " VAL(PT_R18) "($at)\n" + LONG_S_ "$19, " VAL(PT_R19) "($at)\n" + LONG_S_ "$20, " VAL(PT_R20) "($at)\n" + LONG_S_ "$21, " VAL(PT_R21) "($at)\n" + LONG_S_ "$22, " VAL(PT_R22) "($at)\n" + LONG_S_ "$23, " VAL(PT_R23) "($at)\n" /* Add'l temp regs */ - LONG_S "$24, " VAL(PT_R24) "($at)\n" - LONG_S "$25, " VAL(PT_R25) "($at)\n" + LONG_S_ "$24, " VAL(PT_R24) "($at)\n" + LONG_S_ "$25, " VAL(PT_R25) "($at)\n" /* Kernel temp regs */ - LONG_S "$26, " VAL(PT_R26) "($at)\n" - LONG_S "$27, " VAL(PT_R27) "($at)\n" + LONG_S_ "$26, " VAL(PT_R26) "($at)\n" + LONG_S_ "$27, " VAL(PT_R27) "($at)\n" /* Global pointer, stack pointer, frame pointer and * return address */ - LONG_S "$gp, " VAL(PT_R28) "($at)\n" - LONG_S "$sp, " VAL(PT_R29) "($at)\n" - LONG_S "$fp, " VAL(PT_R30) "($at)\n" - LONG_S "$ra, " VAL(PT_R31) "($at)\n" + LONG_S_ "$gp, " VAL(PT_R28) "($at)\n" + LONG_S_ "$sp, " VAL(PT_R29) "($at)\n" + LONG_S_ "$fp, " VAL(PT_R30) "($at)\n" + LONG_S_ "$ra, " VAL(PT_R31) "($at)\n" /* Now we can get the $at and v0 registers back and * store them */ - LONG_L "$8, %[at]\n" - LONG_S "$8, " VAL(PT_R1) "($at)\n" - LONG_L "$8, %[v0]\n" - LONG_S "$8, " VAL(PT_R2) "($at)\n" - LONG_L "$8, %[v1]\n" - LONG_S "$8, " VAL(PT_R3) "($at)\n" + LONG_L_ "$8, %[at]\n" + LONG_S_ "$8, " VAL(PT_R1) "($at)\n" + LONG_L_ "$8, %[v0]\n" + LONG_S_ "$8, " VAL(PT_R2) "($at)\n" + LONG_L_ "$8, %[v1]\n" + LONG_S_ "$8, " VAL(PT_R3) "($at)\n" : : [at] "m" (at), @@ -191,8 +187,8 @@ static int panic_handler(struct notifier_block *notifier_block, __asm__ __volatile__ ( ".set noat\n" "1:\n" - PTR_LA "$at, 1b\n" - LONG_S "$at, %[cp0_epc]\n" + PTR_LA_ "$at, 1b\n" + LONG_S_ "$at, %[cp0_epc]\n" : [cp0_epc] "=m" (my_regs.cp0_epc) : |