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    Subject[PATCH 10/12] mips: use the common ascii hex helpers
    From
    Date
    Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
    ---
    arch/mips/kernel/gdb-stub.c | 24 +++++++++---------------
    1 files changed, 9 insertions(+), 15 deletions(-)

    diff --git a/arch/mips/kernel/gdb-stub.c b/arch/mips/kernel/gdb-stub.c
    index 25f4eab..5746f74 100644
    --- a/arch/mips/kernel/gdb-stub.c
    +++ b/arch/mips/kernel/gdb-stub.c
    @@ -190,7 +190,6 @@ static char input_buffer[BUFMAX];
    static char output_buffer[BUFMAX];
    static int initialized; /* !0 means we've been initialized */
    static int kgdb_started;
    -static const char hexchars[]="0123456789abcdef";

    /* Used to prevent crashes in memory access. Note that they'll crash anyway if
    we haven't set up fault handlers yet... */
    @@ -306,8 +305,8 @@ static void putpacket(char *buffer)
    }

    putDebugChar('#');
    - putDebugChar(hexchars[checksum >> 4]);
    - putDebugChar(hexchars[checksum & 0xf]);
    + putDebugChar(hex_asc_hi(checksum));
    + putDebugChar(hex_asc_lo(checksum));

    }
    while ((getDebugChar() & 0x7f) != '+');
    @@ -328,8 +327,7 @@ static unsigned char *mem2hex(char *mem, char *buf, int count, int may_fault)
    while (count-- > 0) {
    if (kgdb_read_byte(mem++, &ch) != 0)
    return 0;
    - *buf++ = hexchars[ch >> 4];
    - *buf++ = hexchars[ch & 0xf];
    + buf = pack_hex_byte(buf, ch);
    }

    *buf = 0;
    @@ -812,14 +810,12 @@ void handle_exception(struct gdb_regs *regs)
    * Send trap type (converted to signal)
    */
    *ptr++ = 'T';
    - *ptr++ = hexchars[sigval >> 4];
    - *ptr++ = hexchars[sigval & 0xf];
    + ptr = pack_hex_byte(ptr, sigval);

    /*
    * Send Error PC
    */
    - *ptr++ = hexchars[REG_EPC >> 4];
    - *ptr++ = hexchars[REG_EPC & 0xf];
    + ptr = pack_hex_byte(ptr, REG_EPC);
    *ptr++ = ':';
    ptr = mem2hex((char *)&regs->cp0_epc, ptr, sizeof(long), 0);
    *ptr++ = ';';
    @@ -827,8 +823,7 @@ void handle_exception(struct gdb_regs *regs)
    /*
    * Send frame pointer
    */
    - *ptr++ = hexchars[REG_FP >> 4];
    - *ptr++ = hexchars[REG_FP & 0xf];
    + ptr = pack_hex_byte(ptr, REG_FP);
    *ptr++ = ':';
    ptr = mem2hex((char *)&regs->reg30, ptr, sizeof(long), 0);
    *ptr++ = ';';
    @@ -836,8 +831,7 @@ void handle_exception(struct gdb_regs *regs)
    /*
    * Send stack pointer
    */
    - *ptr++ = hexchars[REG_SP >> 4];
    - *ptr++ = hexchars[REG_SP & 0xf];
    + ptr = pack_hex_byte(ptr, REG_SP);
    *ptr++ = ':';
    ptr = mem2hex((char *)&regs->reg29, ptr, sizeof(long), 0);
    *ptr++ = ';';
    @@ -856,8 +850,8 @@ void handle_exception(struct gdb_regs *regs)
    {
    case '?':
    output_buffer[0] = 'S';
    - output_buffer[1] = hexchars[sigval >> 4];
    - output_buffer[2] = hexchars[sigval & 0xf];
    + output_buffer[1] = hex_asc_hi(sigval);
    + output_buffer[2] = hex_asc_lo(sigval);
    output_buffer[3] = 0;
    break;

    --
    1.5.5.1.404.g981f6



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