0200-kexec-tools-add-ps3-console.patch

   1 --- a/purgatory/arch/ppc64/console-ppc64.c      2011-10-03 00:56:38.000000000 +0200
   2 +++ b/purgatory/arch/ppc64/console-ppc64.c      2013-02-16 11:09:31.600289142 +0100
   3 @@ -22,20 +22,32 @@
   4  #include <purgatory.h>
   5  #include "hvCall.h"
   6
   7 -extern int debug;
   8 +#define CONS_ID                1
   9 +#define CONS_LENGTH    0xff0
  10
  11  void putchar(int c)
  12  {
  13 -       char buff[16];
  14 -       unsigned long *lbuf = (unsigned long *)buff;
  15 +       static int initialized = 0;
  16 +       unsigned long data, written;
  17 +       int ret;
  18
  19 -       if (!debug) /* running on non pseries */
  20 -               return;
  21 +       if (!initialized) {
  22 +               ret = lv1_undocumented_function_105(CONS_ID, 0, 0,
  23 +                       CONS_LENGTH, CONS_LENGTH, 0, 0);
  24 +               if ((ret != 0) && (ret != -7))
  25 +                       return;
  26
  27 -       if (c == '\n')
  28 -               putchar('\r');
  29 +               initialized = 1;
  30 +       }
  31 +
  32 +       data = c;
  33 +       data <<= 56;
  34 +
  35 +       lv1_undocumented_function_107(CONS_ID, 1, data, 0, 0, 0,
  36 +               &written);
  37 +
  38 +       /* flush to console buffer in LV1 */
  39 +       lv1_undocumented_function_109(CONS_ID);
  40
  41 -       buff[0] = c;
  42 -       plpar_hcall_norets(H_PUT_TERM_CHAR, 0, 1, lbuf[0], lbuf[1]);
  43         return;
  44  }
  45 --- a/purgatory/arch/ppc64/hvCall.S     2011-10-03 00:56:38.000000000 +0200
  46 +++ b/purgatory/arch/ppc64/hvCall.S     2013-02-16 11:11:41.006963337 +0100
  47 @@ -13,14 +13,36 @@
  48  #define HVSC   .long 0x44000022
  49  .text
  50         .machine ppc64
  51 -.globl .plpar_hcall_norets
  52 -.plpar_hcall_norets:
  53 -       or      6,6,6                   # medium low priority
  54 -        mfcr   0
  55 -        stw    0,8(1)
  56 +.globl .lv1_undocumented_function_105
  57 +.lv1_undocumented_function_105:
  58 +       mflr    0
  59 +       std     0, 16(1)
  60 +       li      11, 105
  61 +       HVSC
  62 +       ld      0, 16(1)
  63 +       mtlr    0
  64 +       blr
  65
  66 -        HVSC                           /* invoke the hypervisor */
  67 +.globl .lv1_undocumented_function_107
  68 +.lv1_undocumented_function_107:
  69 +       mflr    0
  70 +       std     0, 16(1)
  71 +       stdu    9, -8(1)
  72 +       li      11, 107
  73 +       HVSC
  74 +       addi    1, 1, 8
  75 +       ld      11, -8(1)
  76 +       std     4, 0(11)
  77 +       ld      0, 16(1)
  78 +       mtlr    0
  79 +       blr
  80
  81 -        lwz    0,8(1)
  82 -        mtcrf  0xff,0
  83 -        blr                             /* return r3 = status */
  84 +.globl .lv1_undocumented_function_109
  85 +.lv1_undocumented_function_109:
  86 +       mflr    0
  87 +       std     0, 16(1)
  88 +       li      11, 109
  89 +       HVSC
  90 +       ld      0, 16(1)
  91 +       mtlr    0
  92 +       blr
  93 --- a/purgatory/arch/ppc64/hvCall.h     2011-10-03 00:56:38.000000000 +0200
  94 +++ b/purgatory/arch/ppc64/hvCall.h     2013-02-16 11:12:31.713632953 +0100
  95 @@ -1,8 +1,14 @@
  96  #ifndef HVCALL_H
  97  #define HVCALL_H
  98
  99 -#define H_PUT_TERM_CHAR        0x58
 100 +int lv1_undocumented_function_105(unsigned long arg1,
 101 +       unsigned long arg2, unsigned long arg3, unsigned long arg4,
 102 +       unsigned long arg5, unsigned long arg6, unsigned long arg7);
 103
 104 -long plpar_hcall_norets(unsigned long opcode, ...);
 105 +int lv1_undocumented_function_107(unsigned long arg1,
 106 +       unsigned long arg2, unsigned long arg3, unsigned long arg4,
 107 +       unsigned long arg5, unsigned long arg6, unsigned long *arg7);
 108 +
 109 +int lv1_undocumented_function_109(unsigned long arg1);
 110
 111  #endif