diff options
Diffstat (limited to 'nvkm/engine/graph/fuc/com.fuc')
| -rw-r--r-- | nvkm/engine/graph/fuc/com.fuc | 335 |
1 files changed, 0 insertions, 335 deletions
diff --git a/nvkm/engine/graph/fuc/com.fuc b/nvkm/engine/graph/fuc/com.fuc deleted file mode 100644 index e37d8106a..000000000 --- a/nvkm/engine/graph/fuc/com.fuc +++ /dev/null @@ -1,335 +0,0 @@ -/* fuc microcode util functions for nvc0 PGRAPH - * - * Copyright 2011 Red Hat Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: Ben Skeggs - */ - -#ifdef INCLUDE_CODE -// queue_put - add request to queue -// -// In : $r13 queue pointer -// $r14 command -// $r15 data -// -queue_put: - // make sure we have space.. - ld b32 $r8 D[$r13 + 0x0] // GET - ld b32 $r9 D[$r13 + 0x4] // PUT - xor $r8 8 - cmpu b32 $r8 $r9 - bra ne #queue_put_next - mov $r15 E_CMD_OVERFLOW - call(error) - ret - - // store cmd/data on queue - queue_put_next: - and $r8 $r9 7 - shl b32 $r8 3 - add b32 $r8 $r13 - add b32 $r8 8 - st b32 D[$r8 + 0x0] $r14 - st b32 D[$r8 + 0x4] $r15 - - // update PUT - add b32 $r9 1 - and $r9 0xf - st b32 D[$r13 + 0x4] $r9 - ret - -// queue_get - fetch request from queue -// -// In : $r13 queue pointer -// -// Out: $p1 clear on success (data available) -// $r14 command -// $r15 data -// -queue_get: - bset $flags $p1 - ld b32 $r8 D[$r13 + 0x0] // GET - ld b32 $r9 D[$r13 + 0x4] // PUT - cmpu b32 $r8 $r9 - bra e #queue_get_done - // fetch first cmd/data pair - and $r9 $r8 7 - shl b32 $r9 3 - add b32 $r9 $r13 - add b32 $r9 8 - ld b32 $r14 D[$r9 + 0x0] - ld b32 $r15 D[$r9 + 0x4] - - // update GET - add b32 $r8 1 - and $r8 0xf - st b32 D[$r13 + 0x0] $r8 - bclr $flags $p1 -queue_get_done: - ret - -// nv_rd32 - read 32-bit value from nv register -// -// In : $r14 register -// Out: $r15 value -// -nv_rd32: - mov b32 $r12 $r14 - bset $r12 31 // MMIO_CTRL_PENDING - nv_iowr(NV_PGRAPH_FECS_MMIO_CTRL, 0, $r12) - nv_rd32_wait: - nv_iord($r12, NV_PGRAPH_FECS_MMIO_CTRL, 0) - xbit $r12 $r12 31 - bra ne #nv_rd32_wait - mov $r10 6 // DONE_MMIO_RD - call(wait_doneo) - nv_iord($r15, NV_PGRAPH_FECS_MMIO_RDVAL, 0) - ret - -// nv_wr32 - write 32-bit value to nv register -// -// In : $r14 register -// $r15 value -// -nv_wr32: - nv_iowr(NV_PGRAPH_FECS_MMIO_WRVAL, 0, $r15) - mov b32 $r12 $r14 - bset $r12 31 // MMIO_CTRL_PENDING - bset $r12 30 // MMIO_CTRL_WRITE - nv_iowr(NV_PGRAPH_FECS_MMIO_CTRL, 0, $r12) - nv_wr32_wait: - nv_iord($r12, NV_PGRAPH_FECS_MMIO_CTRL, 0) - xbit $r12 $r12 31 - bra ne #nv_wr32_wait - ret - -// wait_donez - wait on FUC_DONE bit to become clear -// -// In : $r10 bit to wait on -// -wait_donez: - trace_set(T_WAIT); - nv_iowr(NV_PGRAPH_FECS_CC_SCRATCH_VAL(6), 0, $r10) - wait_donez_ne: - nv_iord($r8, NV_PGRAPH_FECS_SIGNAL, 0) - xbit $r8 $r8 $r10 - bra ne #wait_donez_ne - trace_clr(T_WAIT) - ret - -// wait_doneo - wait on FUC_DONE bit to become set -// -// In : $r10 bit to wait on -// -wait_doneo: - trace_set(T_WAIT); - nv_iowr(NV_PGRAPH_FECS_CC_SCRATCH_VAL(6), 0, $r10) - wait_doneo_e: - nv_iord($r8, NV_PGRAPH_FECS_SIGNAL, 0) - xbit $r8 $r8 $r10 - bra e #wait_doneo_e - trace_clr(T_WAIT) - ret - -// mmctx_size - determine size of a mmio list transfer -// -// In : $r14 mmio list head -// $r15 mmio list tail -// Out: $r15 transfer size (in bytes) -// -mmctx_size: - clear b32 $r9 - nv_mmctx_size_loop: - ld b32 $r8 D[$r14] - shr b32 $r8 26 - add b32 $r8 1 - shl b32 $r8 2 - add b32 $r9 $r8 - add b32 $r14 4 - cmpu b32 $r14 $r15 - bra ne #nv_mmctx_size_loop - mov b32 $r15 $r9 - ret - -// mmctx_xfer - execute a list of mmio transfers -// -// In : $r10 flags -// bit 0: direction (0 = save, 1 = load) -// bit 1: set if first transfer -// bit 2: set if last transfer -// $r11 base -// $r12 mmio list head -// $r13 mmio list tail -// $r14 multi_stride -// $r15 multi_mask -// -mmctx_xfer: - trace_set(T_MMCTX) - clear b32 $r9 - or $r11 $r11 - bra e #mmctx_base_disabled - nv_iowr(NV_PGRAPH_FECS_MMCTX_BASE, 0, $r11) - bset $r9 0 // BASE_EN - mmctx_base_disabled: - or $r14 $r14 - bra e #mmctx_multi_disabled - nv_iowr(NV_PGRAPH_FECS_MMCTX_MULTI_STRIDE, 0, $r14) - nv_iowr(NV_PGRAPH_FECS_MMCTX_MULTI_MASK, 0, $r15) - bset $r9 1 // MULTI_EN - mmctx_multi_disabled: - - xbit $r11 $r10 0 - shl b32 $r11 16 // DIR - bset $r11 12 // QLIMIT = 0x10 - xbit $r14 $r10 1 - shl b32 $r14 17 - or $r11 $r14 // START_TRIGGER - nv_iowr(NV_PGRAPH_FECS_MMCTX_CTRL, 0, $r11) - - // loop over the mmio list, and send requests to the hw - mmctx_exec_loop: - // wait for space in mmctx queue - mmctx_wait_free: - nv_iord($r14, NV_PGRAPH_FECS_MMCTX_CTRL, 0) - and $r14 0x1f - bra e #mmctx_wait_free - - // queue up an entry - ld b32 $r14 D[$r12] - or $r14 $r9 - nv_iowr(NV_PGRAPH_FECS_MMCTX_QUEUE, 0, $r14) - add b32 $r12 4 - cmpu b32 $r12 $r13 - bra ne #mmctx_exec_loop - - xbit $r11 $r10 2 - bra ne #mmctx_stop - // wait for queue to empty - mmctx_fini_wait: - nv_iord($r11, NV_PGRAPH_FECS_MMCTX_CTRL, 0) - and $r11 0x1f - cmpu b32 $r11 0x10 - bra ne #mmctx_fini_wait - mov $r10 5 // DONE_MMCTX - call(wait_donez) - bra #mmctx_done - mmctx_stop: - xbit $r11 $r10 0 - shl b32 $r11 16 // DIR - bset $r11 12 // QLIMIT = 0x10 - bset $r11 18 // STOP_TRIGGER - nv_iowr(NV_PGRAPH_FECS_MMCTX_CTRL, 0, $r11) - mmctx_stop_wait: - // wait for STOP_TRIGGER to clear - nv_iord($r11, NV_PGRAPH_FECS_MMCTX_CTRL, 0) - xbit $r11 $r11 18 - bra ne #mmctx_stop_wait - mmctx_done: - trace_clr(T_MMCTX) - ret - -// Wait for DONE_STRAND -// -strand_wait: - push $r10 - mov $r10 2 - call(wait_donez) - pop $r10 - ret - -// unknown - call before issuing strand commands -// -strand_pre: - mov $r9 NV_PGRAPH_FECS_STRAND_CMD_ENABLE - nv_iowr(NV_PGRAPH_FECS_STRAND_CMD, 0x3f, $r9) - call(strand_wait) - ret - -// unknown - call after issuing strand commands -// -strand_post: - mov $r9 NV_PGRAPH_FECS_STRAND_CMD_DISABLE - nv_iowr(NV_PGRAPH_FECS_STRAND_CMD, 0x3f, $r9) - call(strand_wait) - ret - -// Selects strand set?! -// -// In: $r14 id -// -strand_set: - mov $r12 0xf - nv_iowr(NV_PGRAPH_FECS_STRAND_FILTER, 0x3f, $r12) - mov $r12 NV_PGRAPH_FECS_STRAND_CMD_DEACTIVATE_FILTER - nv_iowr(NV_PGRAPH_FECS_STRAND_CMD, 0x3f, $r12) - nv_iowr(NV_PGRAPH_FECS_STRAND_FILTER, 0x3f, $r14) - mov $r12 NV_PGRAPH_FECS_STRAND_CMD_ACTIVATE_FILTER - nv_iowr(NV_PGRAPH_FECS_STRAND_CMD, 0x3f, $r12) - call(strand_wait) - ret - -// Initialise strand context data -// -// In : $r15 context base -// Out: $r15 context size (in bytes) -// -// Strandset(?) 3 hardcoded currently -// -strand_ctx_init: - trace_set(T_STRINIT) - call(strand_pre) - mov $r14 3 - call(strand_set) - - clear b32 $r12 - nv_iowr(NV_PGRAPH_FECS_STRAND_SELECT, 0x3f, $r12) - mov $r12 NV_PGRAPH_FECS_STRAND_CMD_SEEK - nv_iowr(NV_PGRAPH_FECS_STRAND_CMD, 0x3f, $r12) - call(strand_wait) - sub b32 $r12 $r0 1 - nv_iowr(NV_PGRAPH_FECS_STRAND_DATA, 0x3f, $r12) - mov $r12 NV_PGRAPH_FECS_STRAND_CMD_GET_INFO - nv_iowr(NV_PGRAPH_FECS_STRAND_CMD, 0x3f, $r12) - call(strand_wait) - call(strand_post) - - // read the size of each strand, poke the context offset of - // each into STRAND_{SAVE,LOAD}_SWBASE now, no need to worry - // about it later then. - nv_mkio($r8, NV_PGRAPH_FECS_STRAND_SAVE_SWBASE, 0x00) - nv_iord($r9, NV_PGRAPH_FECS_STRANDS_CNT, 0x00) - shr b32 $r14 $r15 8 - ctx_init_strand_loop: - iowr I[$r8 + 0x000] $r14 // STRAND_SAVE_SWBASE - iowr I[$r8 + 0x100] $r14 // STRAND_LOAD_SWBASE - iord $r10 I[$r8 + 0x200] // STRAND_SIZE - shr b32 $r10 6 - add b32 $r10 1 - add b32 $r14 $r10 - add b32 $r8 4 - sub b32 $r9 1 - bra ne #ctx_init_strand_loop - - shl b32 $r14 8 - sub b32 $r15 $r14 $r15 - trace_clr(T_STRINIT) - ret -#endif |