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[/] [or1k/] [trunk/] [newlib/] [libgloss/] [hp74x/] [diagnose.h] - Blame information for rev 1778

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1 39 lampret
/****************************************************************************
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                THIS SOFTWARE IS NOT COPYRIGHTED
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   HP offers the following for use in the public domain.  HP makes no
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   warranty with regard to the software or it's performance and the
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   user accepts the software "AS IS" with all faults.
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   HP DISCLAIMS ANY WARRANTIES, EXPRESS OR IMPLIED, WITH REGARD
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   TO THIS SOFTWARE INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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   OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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****************************************************************************/
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                /* Diagnose register definitions */
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#ifdef PCXL
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#define CPU_DIAG_0_L2IHPMC_BIT           6   /* Level 2 I-cache error flag */
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#define CPU_DIAG_0_L2DHPMC_BIT           8   /* Level 2 D-cache error flag */
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#define CPU_DIAG_0_L1IHPMC_BIT          10   /* Level 1 I-cache error flag */
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#define CPU_DIAG_0_L2PARERR_BIT         15   /* rightmost bit */
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#define CPU_DIAG_0_PREV_HPMC_PREP_BIT   16   /* Previous HPMC finished */
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#define CPU_DIAG_0_PWR_FAIL_BIT         17
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#define CPU_DIAG_0_EXPECT_HPMC_BIT      18   /* Expecting HPMC */
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        /* Mask for Read/clear bits in CPU diagnose register 0 */
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#define CPU0_MASK       0x02AF0000
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#else  /* PCXT */
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#define CPU_DIAG_0_PREV_HPMC_PREP_BIT    3   /* Previous HPMC finished */
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#define CPU_DIAG_0_BOOTING_BIT           4
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#define CPU_DIAG_0_EXPECT_HPMC_BIT       5   /* Expecting HPMC */
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#define CPU_DIAG_0_DHPMC_BIT            10
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#define CPU_DIAG_0_ILPMC_BIT            14
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#define CPU_DIAG_0_HTOC_BIT             23
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        /* Mask for Read/clear bits in CPU diagnose register 0 */
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#define CPU0_MASK       0x00220100
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#endif
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                /* Diagnose instruction macros */
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#ifdef PCXL
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/*** Different PCXL diagnose commands ***/
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/* Original mfcpu replaced with the two commands mfcpu_t & mfcpu_c */
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mfcpu_t .macro  diag_reg,gen_reg
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        { 0 ..   5}      = 0x5 {26 .. 31}
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        { 6 .. 10}      = diag_reg {27 .. 31}
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        {11 .. 15}      = 0x0 {27 .. 31}
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        {16 .. 18}      = 0x0 {29 .. 31}
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        {19 .. 26}      = 0xa0 {24 .. 31}
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        {27 .. 31}      = gen_reg {27 .. 31}
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        .endm
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mfcpu_c .macro  diag_reg,gen_reg
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        { 0 ..   5}      = 0x5 {26 .. 31}
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        { 6 .. 10}      = diag_reg {27 .. 31}
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        {11 .. 15}      = gen_reg {27 .. 31}
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        {16 .. 18}      = 0x0 {29 .. 31}
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        {19 .. 26}      = 0x30 {24 .. 31}
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        {27 .. 31}      = 0x0 {27 .. 31}
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        .endm
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mtcpu   .macro  gen_reg,diag_reg
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        { 0 ..   5}      = 0x5 {26 .. 31}
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        { 6 .. 10}      = diag_reg {27 .. 31}
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        {11 .. 15}      = gen_reg {27 .. 31}
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        {16 .. 18}      = 0x0 {29 .. 31}
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        {19 .. 26}      = 0x12 {24 .. 31}
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        {27 .. 31}      = 0x0 {27 .. 31}
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        .endm
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shdw_gr .macro
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        { 0 ..   5}      = 0x5 {26 .. 31}
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        { 6 .. 10}      = 0x0 {27 .. 31}
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        {11 .. 15}      = 0x0 {27 .. 31}
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        {16 .. 18}      = 0x0 {29 .. 31}
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        {19 .. 26}      = 0xd0 {24 .. 31}
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        {27 .. 31}      = 0x0 {27 .. 31}
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        .endm
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gr_shdw .macro
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        { 0 ..   5}      = 0x5 {26 .. 31}
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        { 6 .. 10}      = 0x0 {27 .. 31}
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        {11 .. 15}      = 0x0 {27 .. 31}
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        {16 .. 18}      = 0x0 {29 .. 31}
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        {19 .. 26}      = 0xd2 {24 .. 31}
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        {27 .. 31}      = 0x0 {27 .. 31}
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        .endm
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#else
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/*** original PCXT version ***/
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/* Originally  was mfcpu without the _c */
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mfcpu_c .macro  diag_reg,gen_reg
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        { 0 ..   5}      = 0x5 {26 .. 31}
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        { 6 .. 10}      = diag_reg {27 .. 31}
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        {11 .. 15}      = gen_reg {27 .. 31}
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        {16 .. 18}      = 0x0 {29 .. 31}
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        {19 .. 26}      = 0xd0 {24 .. 31}
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        {27 .. 31}      = 0x0 {27 .. 31}
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        .endm
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mtcpu   .macro  gen_reg,diag_reg
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        { 0 ..   5}      = 0x5 {26 .. 31}
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        { 6 .. 10}      = diag_reg {27 .. 31}
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        {11 .. 15}      = gen_reg {27 .. 31}
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        {16 .. 18}      = 0x0 {29 .. 31}
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        {19 .. 26}      = 0xb0 {24 .. 31}
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        {27 .. 31}      = 0x0 {27 .. 31}
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        .endm
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shdw_gr .macro
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        { 0 ..   5}      = 0x5 {26 .. 31}
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        { 6 .. 10}      = 0x2 {27 .. 31}
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        {11 .. 15}      = 0x0 {27 .. 31}
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        {16 .. 18}      = 0x1 {29 .. 31}
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        {19 .. 26}      = 0x30 {24 .. 31}
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        {27 .. 31}      = 0x0 {27 .. 31}
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        .endm
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gr_shdw .macro
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        { 0 ..   5}      = 0x5 {26 .. 31}
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        { 6 .. 10}      = 0x2 {27 .. 31}
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        {11 .. 15}      = 0x0 {27 .. 31}
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        {16 .. 18}      = 0x0 {29 .. 31}
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        {19 .. 26}      = 0x31 {24 .. 31}
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        {27 .. 31}      = 0x0 {27 .. 31}
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        .endm
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#endif
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        /* Actual commands used doubled instructions for cpu timing */
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#define SHDW_GR         shdw_gr ! \
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                        shdw_gr
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        /* Break instruction definitions */
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#define i13BREAK        0xa5a   /* im13 field for specified functions */
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#define i5REG           0x06    /* Init registers */
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#define i5BP            0x09    /* GDB breakpoint */
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#define i5PSW           0x0b    /* Get PSW */
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#define i5INLINE        0x0e    /* Get INLINE */
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BR_INIT_REGS    .macro
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        break   i5REG,i13BREAK
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        .endm
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BR_GET_PSW      .macro
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        break   i5PSW,i13BREAK
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        .endm
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BR_INLINE       .macro
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        break   i5INLINE,i13BREAK
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        .endm
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