/* Copyright (C) 1998, Cygnus Solutions */ #ifndef H_PKE_H #define H_PKE_H #include "sim-main.h" #include "sky-device.h" /* Debugguing PKE? */ #define PKE_DEBUG /* External functions */ void pke0_attach(SIM_DESC sd); void pke0_issue(); void pke1_attach(SIM_DESC sd); void pke1_issue(); /* Quadword data type */ typedef unsigned_4 quadword[4]; /* truncate address to quadword */ #define ADDR_TRUNC_QW(addr) ((addr) & ~0x0f) /* extract offset in quadword */ #define ADDR_OFFSET_QW(addr) ((addr) & 0x0f) /* SCEI memory mapping information */ #define PKE0_REGISTER_WINDOW_START 0x10000800 #define PKE1_REGISTER_WINDOW_START 0x10000A00 #define PKE0_FIFO_ADDR 0x10008000 #define PKE1_FIFO_ADDR 0x10008010 /* Quadword indices of PKE registers. Actual registers sit at bottom 32 bits of each quadword. */ #define PKE_REG_STAT 0x00 #define PKE_REG_FBRST 0x01 #define PKE_REG_ERR 0x02 #define PKE_REG_MARK 0x03 #define PKE_REG_CYCLE 0x04 #define PKE_REG_MODE 0x05 #define PKE_REG_NUM 0x06 #define PKE_REG_MASK 0x07 #define PKE_REG_CODE 0x08 #define PKE_REG_ITOPS 0x09 #define PKE_REG_BASE 0x0a /* pke1 only */ #define PKE_REG_OFST 0x0b /* pke1 only */ #define PKE_REG_TOPS 0x0c /* pke1 only */ #define PKE_REG_ITOP 0x0d #define PKE_REG_TOP 0x0e /* pke1 only */ #define PKE_REG_DBF 0x0f /* pke1 only */ #define PKE_REG_R0 0x10 /* R0 .. R3 must be contiguous */ #define PKE_REG_R1 0x11 #define PKE_REG_R2 0x12 #define PKE_REG_R3 0x13 #define PKE_REG_C0 0x14 /* C0 .. C3 must be contiguous */ #define PKE_REG_C1 0x15 #define PKE_REG_C2 0x16 #define PKE_REG_C3 0x17 /* one plus last index */ #define PKE_NUM_REGS 0x18 #define PKE_REGISTER_WINDOW_SIZE (sizeof(quadword) * PKE_NUM_REGS) /* virtual addresses for source-addr tracking */ #define PKE0_SRCADDR 0x20000020 #define PKE1_SRCADDR 0x20000024 /* PKE commands */ #define PKE_CMD_PKENOP_MASK 0x7F #define PKE_CMD_PKENOP_BITS 0x00 #define PKE_CMD_STCYCL_MASK 0x7F #define PKE_CMD_STCYCL_BITS 0x01 #define PKE_CMD_OFFSET_MASK 0x7F #define PKE_CMD_OFFSET_BITS 0x02 #define PKE_CMD_BASE_MASK 0x7F #define PKE_CMD_BASE_BITS 0x03 #define PKE_CMD_ITOP_MASK 0x7F #define PKE_CMD_ITOP_BITS 0x04 #define PKE_CMD_STMOD_MASK 0x7F #define PKE_CMD_STMOD_BITS 0x05 #define PKE_CMD_MSKPATH3_MASK 0x7F #define PKE_CMD_MSKPATH3_BITS 0x06 #define PKE_CMD_PKEMARK_MASK 0x7F #define PKE_CMD_PKEMARK_BITS 0x07 #define PKE_CMD_FLUSHE_MASK 0x7F #define PKE_CMD_FLUSHE_BITS 0x10 #define PKE_CMD_FLUSH_MASK 0x7F #define PKE_CMD_FLUSH_BITS 0x11 #define PKE_CMD_FLUSHA_MASK 0x7F #define PKE_CMD_FLUSHA_BITS 0x13 #define PKE_CMD_PKEMSCAL_MASK 0x7F /* CAL == "call" */ #define PKE_CMD_PKEMSCAL_BITS 0x14 #define PKE_CMD_PKEMSCNT_MASK 0x7F /* CNT == "continue" */ #define PKE_CMD_PKEMSCNT_BITS 0x17 #define PKE_CMD_PKEMSCALF_MASK 0x7F /* CALF == "call after flush" */ #define PKE_CMD_PKEMSCALF_BITS 0x15 #define PKE_CMD_STMASK_MASK 0x7F #define PKE_CMD_STMASK_BITS 0x20 #define PKE_CMD_STROW_MASK 0x7F #define PKE_CMD_STROW_BITS 0x30 #define PKE_CMD_STCOL_MASK 0x7F #define PKE_CMD_STCOL_BITS 0x31 #define PKE_CMD_MPG_MASK 0x7F #define PKE_CMD_MPG_BITS 0x4A #define PKE_CMD_DIRECT_MASK 0x7F #define PKE_CMD_DIRECT_BITS 0x50 #define PKE_CMD_DIRECTHL_MASK 0x7F #define PKE_CMD_DIRECTHL_BITS 0x51 #define PKE_CMD_UNPACK_MASK 0x60 #define PKE_CMD_UNPACK_BITS 0x60 /* test given word for particular PKE command bit pattern */ #define IS_PKE_CMD(word,cmd) (((word) & PKE_CMD_##cmd##_MASK) == PKE_CMD_##cmd##_BITS) /* register bitmasks: bit numbers for end and beginning of fields */ /* PKE opcode */ #define PKE_OPCODE_I_E 31 #define PKE_OPCODE_I_B 31 #define PKE_OPCODE_CMD_E 30 #define PKE_OPCODE_CMD_B 24 #define PKE_OPCODE_NUM_E 23 #define PKE_OPCODE_NUM_B 16 #define PKE_OPCODE_IMM_E 15 #define PKE_OPCODE_IMM_B 0 /* STAT register */ #define PKE_REG_STAT_FQC_E 28 #define PKE_REG_STAT_FQC_B 24 #define PKE_REG_STAT_FDR_E 23 #define PKE_REG_STAT_FDR_B 23 #define PKE_REG_STAT_ER1_E 13 #define PKE_REG_STAT_ER1_B 13 #define PKE_REG_STAT_ER0_E 12 #define PKE_REG_STAT_ER0_B 12 #define PKE_REG_STAT_INT_E 11 #define PKE_REG_STAT_INT_B 11 #define PKE_REG_STAT_PIS_E 10 #define PKE_REG_STAT_PIS_B 10 #define PKE_REG_STAT_PFS_E 9 #define PKE_REG_STAT_PFS_B 9 #define PKE_REG_STAT_PSS_E 8 #define PKE_REG_STAT_PSS_B 8 #define PKE_REG_STAT_DBF_E 7 #define PKE_REG_STAT_DBF_B 7 #define PKE_REG_STAT_MRK_E 6 #define PKE_REG_STAT_MRK_B 6 #define PKE_REG_STAT_PGW_E 3 #define PKE_REG_STAT_PGW_B 3 #define PKE_REG_STAT_PEW_E 2 #define PKE_REG_STAT_PEW_B 2 #define PKE_REG_STAT_PPS_E 1 #define PKE_REG_STAT_PPS_B 0 #define PKE_REG_STAT_PPS_IDLE 0x00 #define PKE_REG_STAT_PPS_WAIT 0x01 #define PKE_REG_STAT_PPS_DECODE 0x02 #define PKE_REG_STAT_PPS_XFER 0x03 /* DBF register */ #define PKE_REG_DBF_DF_E 0 #define PKE_REG_DBF_DF_B 0 /* OFST register */ #define PKE_REG_OFST_OFFSET_E 9 #define PKE_REG_OFST_OFFSET_B 0 /* OFST register */ #define PKE_REG_TOPS_TOPS_E 9 #define PKE_REG_TOPS_TOPS_B 0 /* BASE register */ #define PKE_REG_BASE_BASE_E 9 #define PKE_REG_BASE_BASE_B 0 /* ITOPS register */ #define PKE_REG_ITOPS_ITOPS_E 9 #define PKE_REG_ITOPS_ITOPS_B 0 /* MODE register */ #define PKE_REG_MODE_MDE_E 1 #define PKE_REG_MODE_MDE_B 0 /* MARK register */ #define PKE_REG_MARK_MARK_E 15 #define PKE_REG_MARK_MARK_B 0 /* ITOP register */ #define PKE_REG_ITOP_ITOP_E 9 #define PKE_REG_ITOP_ITOP_B 0 /* TOP register */ #define PKE_REG_TOP_TOP_E 9 #define PKE_REG_TOP_TOP_B 0 /* MASK register */ #define PKE_REG_MASK_MASK_E 31 #define PKE_REG_MASK_MASK_B 0 /* CYCLE register */ #define PKE_REG_CYCLE_WL_E 15 #define PKE_REG_CYCLE_WL_B 8 #define PKE_REG_CYCLE_CL_E 7 #define PKE_REG_CYCLE_CL_B 0 /* ERR register */ #define PKE_REG_ERR_ME1_E 2 #define PKE_REG_ERR_ME1_B 2 #define PKE_REG_ERR_ME0_E 1 #define PKE_REG_ERR_ME0_B 1 #define PKE_REG_ERR_MII_E 0 #define PKE_REG_ERR_MII_B 0 /* source-addr for words written to VU/GPUIF ports */ #define PKE0_SRCADDR 0x20000020 /* from 1998-01-22 e-mail plans */ #define PKE1_SRCADDR 0x20000024 /* from 1998-01-22 e-mail plans */ /* UNPACK opcodes */ #define PKE_UNPACK(vn,vl) ((vn) << 2 | (vl)) #define PKE_UNPACK_S_32 PKE_UNPACK(0, 0) #define PKE_UNPACK_S_16 PKE_UNPACK(0, 1) #define PKE_UNPACK_S_8 PKE_UNPACK(0, 2) #define PKE_UNPACK_V2_32 PKE_UNPACK(1, 0) #define PKE_UNPACK_V2_16 PKE_UNPACK(1, 1) #define PKE_UNPACK_V2_8 PKE_UNPACK(1, 2) #define PKE_UNPACK_V3_32 PKE_UNPACK(2, 0) #define PKE_UNPACK_V3_16 PKE_UNPACK(2, 1) #define PKE_UNPACK_V3_8 PKE_UNPACK(2, 2) #define PKE_UNPACK_V4_32 PKE_UNPACK(3, 0) #define PKE_UNPACK_V4_16 PKE_UNPACK(3, 1) #define PKE_UNPACK_V4_8 PKE_UNPACK(3, 2) #define PKE_UNPACK_V4_5 PKE_UNPACK(3, 3) /* MASK register sub-field definitions */ #define PKE_MASKREG_INPUT 0 #define PKE_MASKREG_ROW 1 #define PKE_MASKREG_COLUMN 2 #define PKE_MASKREG_NOTHING 3 /* STMOD register field definitions */ #define PKE_MODE_INPUT 0 #define PKE_MODE_ADDROW 1 #define PKE_MODE_ACCROW 2 /* extract a MASK register sub-field for row [0..3] and column [0..3] */ /* MASK register is laid out of 2-bit values in this r-c order */ /* m33 m32 m31 m30 m23 m22 m21 m20 m13 m12 m11 m10 m03 m02 m01 m00 */ #define PKE_MASKREG_GET(me,row,col) \ ((((me)->regs[PKE_REG_MASK][0]) >> (8*(row) + 2*(col))) & 0x03) /* and now a few definitions that rightfully belong elsewhere */ #ifdef PKE_DEBUG /* GPUIF addresses */ #define GPUIF_PATH3_FIFO_ADDR 0x10008020 /* data from CORE */ #define GPUIF_PATH1_FIFO_ADDR 0x10008030 /* data from VU1 */ #define GPUIF_PATH2_FIFO_ADDR 0x10008040 /* data from PKE1 */ /* VU STAT register */ #define VU_REG_STAT_VGW_E 4 #define VU_REG_STAT_VGW_B 4 #define VU_REG_STAT_VBS_E 0 #define VU_REG_STAT_VBS_B 0 /* VU PC pseudo-registers */ /* omitted from 1998-01-22 e-mail plans */ #define VU0_PC_START 0x20025000 #define VU1_PC_START 0x20026000 /* VU source-addr tracking tables */ /* changed from 1998-01-22 e-mail plans */ #define VU0_MEM0_SRCADDR_START 0x21000000 #define VU0_MEM1_SRCADDR_START 0x21004000 #define VU1_MEM0_SRCADDR_START 0x21008000 #define VU1_MEM1_SRCADDR_START 0x2100C000 #endif /* PKE_DEBUG */ /* operations */ /* unsigned 32-bit mask of given width */ #define BIT_MASK(width) ((((unsigned_4)1) << (width+1)) - 1) /* e.g.: BIT_MASK(5) = 00011111 */ /* mask between given given bits numbers (MSB) */ #define BIT_MASK_BTW(begin,end) (BIT_MASK(end) & ~BIT_MASK(begin)) /* e.g.: BIT_MASK_BTW(4,11) = 0000111111110000 */ /* set bitfield value */ #define BIT_MASK_SET(lvalue,begin,end,value) \ do { \ lvalue &= ~BIT_MASK_BTW(begin,end); \ lvalue |= (((value) << (begin)) & BIT_MASK_BTW(begin,end)); \ } while(0) /* get bitfield value */ #define BIT_MASK_GET(rvalue,begin,end) \ (((rvalue) & BIT_MASK_BTW(begin,end)) >> (begin)) /* e.g., BIT_MASK_GET(0000111100001111, 2, 8) = 0000000100001100 */ /* get bitfield value, sign-extended to given bit number */ #define BIT_MASK_GET_SX(rvalue,begin,end,sx) \ (BIT_MASK_GET(rvalue,begin,end) | ((BIT_MASK_GET(rvalue,begin,end) & BIT_MASK_BTW(end,end)) ? BIT_MASK_BTW(end,sx) : 0)) /* e.g., BIT_MASK_GET_SX(0000111100001111, 2, 8, 15) = 1111111100001100 */ /* These ugly macro hacks allow succinct bitfield accesses */ /* set a bitfield in a register by "name" */ #define PKE_REG_MASK_SET(me,reg,flag,value) \ BIT_MASK_SET(((me)->regs[PKE_REG_##reg][0]), \ PKE_REG_##reg##_##flag##_B, PKE_REG_##reg##_##flag##_E, \ (value)) /* get a bitfield from a register by "name" */ #define PKE_REG_MASK_GET(me,reg,flag) \ BIT_MASK_GET(((me)->regs[PKE_REG_##reg][0]), \ PKE_REG_##reg##_##flag##_B, PKE_REG_##reg##_##flag##_E) #define PKE_LIMIT(value,max) ((value) > (max) ? (max) : (value)) /* One row in the FIFO */ struct fifo_quadword { /* 128 bits of data */ quadword data; /* source main memory address (or 0: unknown) */ address_word source_address; /* DMA tag present in lower 64 bits */ unsigned_4 dma_tag_present; }; /* PKE internal state: FIFOs, registers, handle to VU friend */ struct pke_device { /* common device info */ device dev; /* identity: 0=PKE0, 1=PKE1 */ int pke_number; int flags; /* quadword registers */ quadword regs[PKE_NUM_REGS]; /* FIFO */ struct fifo_quadword* fifo; int fifo_num_elements; /* no. of quadwords occupied in FIFO */ int fifo_buffer_size; /* no. of quadwords of space in FIFO */ FILE* fifo_trace_file; /* or 0 for no trace */ /* XXX: assumes FIFOs grow indefinately */ /* PC */ int fifo_pc; /* 0 .. (fifo_num_elements-1): quadword index of next instruction */ int qw_pc; /* 0 .. 3: word index of next instruction */ }; /* Flags for PKE.flags */ #define PKE_FLAG_NONE 0 /* none at present */ #endif /* H_PKE_H */