URL https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk

Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [or1ksim/] [cpu/] [or1k/] [sprs.c] - Diff between revs 19 and 98

Rev 19	Rev 98
Line 48...	Line 48...
`#include "pic.h"`	`#include "pic.h"`


`DECLARE_DEBUG_CHANNEL(immu);`	`DECLARE_DEBUG_CHANNEL(immu);`

`static int audio_cnt = 0;`

`static FILE *fo = 0;`

`/* Set a specific SPR with a value. */`	`/* Set a specific SPR with a value. */`
`void mtspr(uint16_t regno, const uorreg_t value)`	`void mtspr(uint16_t regno, const uorreg_t value)`
`{`	`{`
`uorreg_t prev_val;`	`uorreg_t prev_val;`

Line 162...	Line 158...
`break;`	`break;`
`case SPR_PICMR:`	`case SPR_PICMR:`
`if(cpu_state.sprs[SPR_SR] & SPR_SR_IEE)`	`if(cpu_state.sprs[SPR_SR] & SPR_SR_IEE)`
`pic_ints_en();`	`pic_ints_en();`
`break;`	`break;`
`case 0xFFFD:`
`fo = fopen ("audiosim.pcm", "wb+");`
`if (!fo) PRINTF("Cannot open audiosim.pcm\n");`
`PRINTF("Audio opened.\n");`
`break;`
`case 0xFFFE:`
`if (!fo) PRINTF("audiosim.pcm not opened\n");`
`fputc (value & 0xFF, fo);`
`if ((audio_cnt % 1024) == 0)`
`PRINTF("%i\n", audio_cnt);`
`audio_cnt++;`
`break;`
`case 0xFFFF:`
`fclose(fo);`
`PRINTF("Audio closed.\n");`
`sim_done();`
`break;`
`case SPR_PMR:`	`case SPR_PMR:`
`/* PMR[SDF] and PMR[DCGE] are ignored completely. */`	`/* PMR[SDF] and PMR[DCGE] are ignored completely. */`
`if (config.pm.enabled && (value & SPR_PMR_SUME)) {`	`if (config.pm.enabled && (value & SPR_PMR_SUME)) {`
`PRINTF ("SUSPEND: PMR[SUME] bit was set.\n");`	`PRINTF ("SUSPEND: PMR[SUME] bit was set.\n");`
`sim_done();`	`sim_done();`