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[/] [or1k/] [trunk/] [or1ksim/] [cpu/] [or1k/] [sprs.c] - Diff between revs 1550 and 1551
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| Rev 1550 |
Rev 1551 |
| Line 201... |
Line 201... |
}
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}
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/* Get a specific SPR. */
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/* Get a specific SPR. */
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uorreg_t mfspr(const uint16_t regno)
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uorreg_t mfspr(const uint16_t regno)
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{
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{
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extern oraddr_t pcprev;
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uorreg_t ret;
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uorreg_t ret;
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ret = cpu_state.sprs[regno];
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ret = cpu_state.sprs[regno];
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switch (regno) {
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switch (regno) {
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case SPR_NPC:
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case SPR_NPC:
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ret = cpu_state.pc;
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ret = cpu_state.pc;
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case SPR_PPC:
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ret = pcprev;
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case SPR_TTCR:
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case SPR_TTCR:
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ret = spr_read_ttcr();
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ret = spr_read_ttcr();
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default:
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default:
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/* Links to GPRS */
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/* Links to GPRS */
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if(regno >= 0x0400 && regno < 0x0420)
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if(regno >= 0x0400 && regno < 0x0420)
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