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[POWERPC] Add spu disassembly to xmon
This patch adds a "sdi" command to xmon, to disassemble the contents of an spu's local store. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
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@ -5,3 +5,4 @@ EXTRA_CFLAGS += -mno-minimal-toc
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endif
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obj-y += xmon.o ppc-dis.o ppc-opc.o setjmp.o start.o \
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nonstdio.o
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obj-$(CONFIG_PPC_CELL) += spu-dis.o spu-opc.o
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@ -155,6 +155,7 @@ static int do_spu_cmd(void);
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int xmon_no_auto_backtrace;
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extern int print_insn_powerpc(unsigned long insn, unsigned long memaddr);
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extern int print_insn_spu(unsigned long insn, unsigned long memaddr);
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extern void xmon_enter(void);
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extern void xmon_leave(void);
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@ -219,7 +220,8 @@ Commands:\n\
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" ss stop execution on all spus\n\
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sr restore execution on stopped spus\n\
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sf # dump spu fields for spu # (in hex)\n\
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sd # dump spu local store for spu # (in hex)\n"
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sd # dump spu local store for spu # (in hex)\
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sdi # disassemble spu local store for spu # (in hex)\n"
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#endif
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" S print special registers\n\
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t print backtrace\n\
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@ -2828,7 +2830,13 @@ static void dump_spu_fields(struct spu *spu)
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DUMP_FIELD(spu, "0x%p", priv2);
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}
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static void dump_spu_ls(unsigned long num)
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int
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spu_inst_dump(unsigned long adr, long count, int praddr)
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{
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return generic_inst_dump(adr, count, praddr, print_insn_spu);
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}
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static void dump_spu_ls(unsigned long num, int subcmd)
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{
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unsigned long offset, addr, ls_addr;
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@ -2855,9 +2863,17 @@ static void dump_spu_ls(unsigned long num)
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return;
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}
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prdump(addr, 64);
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addr += 64;
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last_cmd = "sd\n";
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switch (subcmd) {
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case 'i':
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addr += spu_inst_dump(addr, 16, 1);
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last_cmd = "sdi\n";
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break;
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default:
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prdump(addr, 64);
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addr += 64;
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last_cmd = "sd\n";
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break;
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}
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spu_info[num].dump_addr = addr;
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}
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@ -2865,7 +2881,7 @@ static void dump_spu_ls(unsigned long num)
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static int do_spu_cmd(void)
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{
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static unsigned long num = 0;
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int cmd;
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int cmd, subcmd = 0;
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cmd = inchar();
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switch (cmd) {
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@ -2875,8 +2891,11 @@ static int do_spu_cmd(void)
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case 'r':
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restart_spus();
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break;
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case 'f':
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case 'd':
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subcmd = inchar();
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if (isxdigit(subcmd) || subcmd == '\n')
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termch = subcmd;
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case 'f':
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scanhex(&num);
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if (num >= XMON_NUM_SPUS || !spu_info[num].spu) {
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printf("*** Error: invalid spu number\n");
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@ -2888,7 +2907,7 @@ static int do_spu_cmd(void)
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dump_spu_fields(spu_info[num].spu);
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break;
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default:
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dump_spu_ls(num);
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dump_spu_ls(num, subcmd);
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break;
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}
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