kolibrios-fun/drivers/old/ati2d/init_cp.c

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#define RADEON_SCRATCH_REG0 0x15e0
#define RADEON_SCRATCH_REG1 0x15e4
#define RADEON_SCRATCH_REG2 0x15e8
#define RADEON_SCRATCH_REG3 0x15ec
#define RADEON_SCRATCH_REG4 0x15f0
#define RADEON_SCRATCH_REG5 0x15f4
#define RADEON_SCRATCH_UMSK 0x0770
#define RADEON_SCRATCH_ADDR 0x0774
# define RS400_BUS_MASTER_DIS (1 << 14)
//# define RADEON_BUS_MASTER_DIS (1 << 6)
#define RADEON_ISYNC_CNTL 0x1724
# define RADEON_ISYNC_ANY2D_IDLE3D (1 << 0)
# define RADEON_ISYNC_ANY3D_IDLE2D (1 << 1)
# define RADEON_ISYNC_TRIG2D_IDLE3D (1 << 2)
# define RADEON_ISYNC_TRIG3D_IDLE2D (1 << 3)
# define RADEON_ISYNC_WAIT_IDLEGUI (1 << 4)
# define RADEON_ISYNC_CPSCRATCH_IDLEGUI (1 << 5)
void RADEONEngineFlush(RHDPtr info)
{
int i;
if (info->ChipFamily <= CHIP_FAMILY_RV280)
{
MASKREG(RADEON_RB3D_DSTCACHE_CTLSTAT,RADEON_RB3D_DC_FLUSH_ALL,
~RADEON_RB3D_DC_FLUSH_ALL);
for (i = 0; i < RADEON_TIMEOUT; i++) {
if (!(INREG(RADEON_RB3D_DSTCACHE_CTLSTAT) & RADEON_RB3D_DC_BUSY))
break;
}
if (i == RADEON_TIMEOUT) {
dbgprintf("DC flush timeout: %x\n",
(u32_t)INREG(RADEON_RB3D_DSTCACHE_CTLSTAT));
}
}
else
{
// MASKREG(R300_DSTCACHE_CTLSTAT,R300_RB2D_DC_FLUSH_ALL,
// ~R300_RB2D_DC_FLUSH_ALL);
// for (i = 0; i < RADEON_TIMEOUT; i++) {
// if (!(INREG(R300_DSTCACHE_CTLSTAT) & R300_RB2D_DC_BUSY))
// break;
// }
// if (i == RADEON_TIMEOUT) {
// dbgprintf("DC flush timeout: %x\n",
// (u32_t)INREG(R300_DSTCACHE_CTLSTAT));
// }
}
}
static int radeon_do_wait_for_idle()
{
int i, ret;
ret = R5xxFIFOWaitLocal(64);
if (ret)
return ret;
for (i = 0; i < RADEON_TIMEOUT; i++)
{
if (!(INREG(RADEON_RBBM_STATUS) & RADEON_RBBM_ACTIVE)) {
RADEONEngineFlush(&rhd);
return 0;
}
usleep(1);
}
dbgprintf("wait idle failed status : 0x%08X 0x%08X\n",
INREG(RADEON_RBBM_STATUS),
INREG(R300_VAP_CNTL_STATUS));
return 1;
}
/* ================================================================
* CP control, initialization
*/
/* Load the microcode for the CP */
#include "radeon_microcode.h"
static void load_microcode(RHDPtr info)
{
int i;
const u32_t (*microcode)[2];
OUTREG(RADEON_CP_ME_RAM_ADDR, 0);
if ( (info->ChipFamily == CHIP_FAMILY_LEGACY ) ||
(info->ChipFamily == CHIP_FAMILY_RADEON ) ||
(info->ChipFamily == CHIP_FAMILY_RV100 ) ||
(info->ChipFamily == CHIP_FAMILY_RV200 ) ||
(info->ChipFamily == CHIP_FAMILY_RS100 ) ||
(info->ChipFamily == CHIP_FAMILY_RS200 ))
{
microcode = R100_cp_microcode;
dbgprintf("Loading R100 Microcode\n");
}
else if ((info->ChipFamily == CHIP_FAMILY_R200 ) ||
(info->ChipFamily == CHIP_FAMILY_RV250) ||
(info->ChipFamily == CHIP_FAMILY_RV280) ||
(info->ChipFamily == CHIP_FAMILY_RS300))
{
microcode = R200_cp_microcode;
dbgprintf("Loading R200 Microcode\n");
}
else if ((info->ChipFamily == CHIP_FAMILY_R300) ||
(info->ChipFamily == CHIP_FAMILY_R350) ||
(info->ChipFamily == CHIP_FAMILY_RV350) ||
(info->ChipFamily == CHIP_FAMILY_RV380) ||
(info->ChipFamily == CHIP_FAMILY_RS400) ||
(info->ChipFamily == CHIP_FAMILY_RS480))
{
dbgprintf("Loading R300 Microcode\n");
microcode = R300_cp_microcode;
}
else if ((info->ChipFamily == CHIP_FAMILY_R420) ||
(info->ChipFamily == CHIP_FAMILY_RV410))
{
dbgprintf("Loading R400 Microcode\n");
microcode = R420_cp_microcode;
}
else if ((info->ChipFamily == CHIP_FAMILY_RS600) ||
(info->ChipFamily == CHIP_FAMILY_RS690) ||
(info->ChipFamily == CHIP_FAMILY_RS740))
{
dbgprintf("Loading RS690/RS740 Microcode\n");
microcode = RS690_cp_microcode;
}
else if ((info->ChipFamily == CHIP_FAMILY_RV515) ||
(info->ChipFamily == CHIP_FAMILY_R520) ||
(info->ChipFamily == CHIP_FAMILY_RV530) ||
(info->ChipFamily == CHIP_FAMILY_R580) ||
(info->ChipFamily == CHIP_FAMILY_RV560) ||
(info->ChipFamily == CHIP_FAMILY_RV570))
{
dbgprintf("Loading R500 Microcode\n");
microcode = R520_cp_microcode;
}
for (i = 0; i < 256; i++) {
OUTREG(RADEON_CP_ME_RAM_DATAH, microcode[i][1]);
OUTREG(RADEON_CP_ME_RAM_DATAL, microcode[i][0]);
}
}
void init_ring_buffer(RHDPtr info)
{
u32_t ring_base;
u32_t tmp;
info->ringBase = CreateRingBuffer( 64*1024, PG_SW);
dbgprintf("create cp ring buffer %x\n", rhd.ringBase);
ring_base = GetPgAddr(rhd.ringBase);
dbgprintf("ring base %x\n", ring_base);
OUTREG(RADEON_CP_RB_BASE, ring_base);
info->ring_avail = 64*1024/4 ;
/* Set the write pointer delay */
OUTREG(RADEON_CP_RB_WPTR_DELAY, 0);
/* Initialize the ring buffer's read and write pointers */
rhd.ring_rp = rhd.ring_wp = INREG(RADEON_CP_RB_RPTR);
rhd.host_rp = rhd.ring_rp;
OUTREG(RADEON_CP_RB_WPTR,rhd.ring_rp);
tmp = (((u32_t)&rhd.host_rp) & 4095) + GetPgAddr((void*)&rhd.host_rp);
OUTREG(RADEON_CP_RB_RPTR_ADDR, tmp); // ring buffer read pointer
/* Set ring buffer size */
OUTREG(RADEON_CP_RB_CNTL, (1<<27)|(0<<18)|(10<<8)|13);
/* Initialize the scratch register pointer. This will cause
* the scratch register values to be written out to memory
* whenever they are updated.
*
* We simply put this behind the ring read pointer, this works
* with PCI GART as well as (whatever kind of) AGP GART
*/
tmp = (((u32_t)&rhd.scratch0) & 4095) + GetPgAddr((void*)&rhd.scratch0);
OUTREG(RADEON_SCRATCH_ADDR, tmp);
OUTREG(RADEON_SCRATCH_UMSK, 0x0);
//OUTREG(0x778, 1);
/* Turn on bus mastering */
if ( (info->ChipFamily == CHIP_FAMILY_RS400) ||
(info->ChipFamily == CHIP_FAMILY_RS690) ||
(info->ChipFamily == CHIP_FAMILY_RS740) )
{
/* rs400, rs690/rs740 */
tmp = INREG(RADEON_BUS_CNTL) & ~RS400_BUS_MASTER_DIS;
OUTREG(RADEON_BUS_CNTL, tmp);
}
else if (!((info->ChipFamily == CHIP_FAMILY_RV380) ||
(info->ChipFamily >= CHIP_FAMILY_R420)))
{
/* r1xx, r2xx, r300, r(v)350, r420/r481, rs480 */
tmp = INREG(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS;
OUTREG(RADEON_BUS_CNTL, tmp);
} /* PCIE cards appears to not need this */
tmp = INREG(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS;
OUTREG(RADEON_BUS_CNTL, tmp);
radeon_do_wait_for_idle();
/* Sync everything up */
OUTREG(RADEON_ISYNC_CNTL,
(RADEON_ISYNC_ANY2D_IDLE3D |
RADEON_ISYNC_ANY3D_IDLE2D |
RADEON_ISYNC_WAIT_IDLEGUI |
RADEON_ISYNC_CPSCRATCH_IDLEGUI));
}
#define RADEON_WAIT_UNTIL_IDLE() do { \
OUT_RING( CP_PACKET0( RADEON_WAIT_UNTIL, 1 ) ); \
OUT_RING( (RADEON_WAIT_2D_IDLECLEAN | \
RADEON_WAIT_3D_IDLECLEAN | \
RADEON_WAIT_HOST_IDLECLEAN) ); \
} while (0)
#define R300_ZB_ZCACHE_CTLSTAT 0x4f18
# define RADEON_RB3D_ZC_FLUSH (1 << 0)
# define RADEON_RB3D_ZC_FREE (1 << 2)
# define RADEON_RB3D_ZC_FLUSH_ALL 0x5
# define RADEON_RB3D_ZC_BUSY (1 << 31)
# define R300_ZC_FLUSH (1 << 0)
# define R300_ZC_FREE (1 << 1)
# define R300_ZC_BUSY (1 << 31)
# define RADEON_RB3D_DC_FLUSH (3 << 0)
# define RADEON_RB3D_DC_FREE (3 << 2)
# define RADEON_RB3D_DC_FLUSH_ALL 0xf
# define RADEON_RB3D_DC_BUSY (1 << 31)
# define R300_RB3D_DC_FLUSH (2 << 0)
# define R300_RB3D_DC_FREE (2 << 2)
#
#define RADEON_PURGE_CACHE() do { \
if ( rhd.ChipFamily <= CHIP_FAMILY_RV280) { \
OUT_RING(CP_PACKET0( RADEON_RB3D_DSTCACHE_CTLSTAT, 1)); \
OUT_RING(RADEON_RB3D_DC_FLUSH | RADEON_RB3D_DC_FREE); \
} else { \
OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 1)); \
OUT_RING(R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE ); \
} \
} while (0)
#define RADEON_FLUSH_ZCACHE() do { \
if ( rhd.ChipFamily <= CHIP_FAMILY_RV280) { \
OUT_RING( CP_PACKET0( RADEON_RB3D_ZCACHE_CTLSTAT, 1 ) ); \
OUT_RING( RADEON_RB3D_ZC_FLUSH ); \
} else { \
OUT_RING( CP_PACKET0( R300_ZB_ZCACHE_CTLSTAT, 1 ) ); \
OUT_RING( R300_ZC_FLUSH ); \
} \
} while (0)
#define RADEON_PURGE_ZCACHE() do { \
if (rhd.ChipFamily <= CHIP_FAMILY_RV280) { \
OUT_RING(CP_PACKET0(RADEON_RB3D_ZCACHE_CTLSTAT, 1)); \
OUT_RING(RADEON_RB3D_ZC_FLUSH | RADEON_RB3D_ZC_FREE); \
} else { \
OUT_RING(CP_PACKET0(R300_ZB_ZCACHE_CTLSTAT, 1)); \
OUT_RING(R300_ZC_FLUSH | R300_ZC_FREE); \
} \
} while (0)
static int radeon_cp_start(RHDPtr info)
{
u32_t *ring, write;
u32_t ifl;
radeon_do_wait_for_idle(64);
OUTREG(RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIBM_INDBM);
ifl = safe_cli();
BEGIN_RING(8);
/* isync can only be written through cp on r5xx write it here */
OUT_RING(CP_PACKET0(RADEON_ISYNC_CNTL, 1));
OUT_RING(RADEON_ISYNC_ANY2D_IDLE3D |
RADEON_ISYNC_ANY3D_IDLE2D |
RADEON_ISYNC_WAIT_IDLEGUI |
RADEON_ISYNC_CPSCRATCH_IDLEGUI);
RADEON_PURGE_CACHE();
RADEON_PURGE_ZCACHE();
RADEON_WAIT_UNTIL_IDLE();
ADVANCE_RING();
COMMIT_RING();
safe_sti(ifl);
radeon_do_wait_for_idle();
};
Bool init_cp(RHDPtr info)
{
load_microcode(&rhd);
init_ring_buffer(&rhd);
radeon_engine_reset(&rhd);
rhd.ring_rp = rhd.ring_wp = INREG(RADEON_CP_RB_RPTR);
OUTREG(RADEON_CP_RB_WPTR, rhd.ring_rp);
radeon_cp_start(&rhd);
return TRUE;
};