| /* |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation; either version 2 of the License, or (at your |
| * option) any later version. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN |
| * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
| * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 675 Mass Ave, Cambridge, MA 02139, USA. |
| * |
| * Copyright 2004 IDT Inc. (rischelp@idt.com) |
| * |
| * Initial Release |
| */ |
| |
| #ifndef _ASM_RC32434_PCI_H_ |
| #define _ASM_RC32434_PCI_H_ |
| |
| #define epld_mask ((volatile unsigned char *)0xB900000d) |
| |
| #define PCI0_BASE_ADDR 0x18080000 |
| #define PCI_LBA_COUNT 4 |
| |
| struct pci_map { |
| u32 address; /* Address. */ |
| u32 control; /* Control. */ |
| u32 mapping; /* mapping. */ |
| }; |
| |
| struct pci_reg { |
| u32 pcic; |
| u32 pcis; |
| u32 pcism; |
| u32 pcicfga; |
| u32 pcicfgd; |
| volatile struct pci_map pcilba[PCI_LBA_COUNT]; |
| u32 pcidac; |
| u32 pcidas; |
| u32 pcidasm; |
| u32 pcidad; |
| u32 pcidma8c; |
| u32 pcidma9c; |
| u32 pcitc; |
| }; |
| |
| #define PCI_MSU_COUNT 2 |
| |
| struct pci_msu { |
| u32 pciim[PCI_MSU_COUNT]; |
| u32 pciom[PCI_MSU_COUNT]; |
| u32 pciid; |
| u32 pciiic; |
| u32 pciiim; |
| u32 pciiod; |
| u32 pciioic; |
| u32 pciioim; |
| }; |
| |
| /* |
| * PCI Control Register |
| */ |
| |
| #define PCI_CTL_EN (1 << 0) |
| #define PCI_CTL_TNR (1 << 1) |
| #define PCI_CTL_SCE (1 << 2) |
| #define PCI_CTL_IEN (1 << 3) |
| #define PCI_CTL_AAA (1 << 4) |
| #define PCI_CTL_EAP (1 << 5) |
| #define PCI_CTL_PCIM_BIT 6 |
| #define PCI_CTL_PCIM 0x000001c0 |
| |
| #define PCI_CTL_PCIM_DIS 0 |
| #define PCI_CTL_PCIM_TNR 1 /* Satellite - target not ready */ |
| #define PCI_CTL_PCIM_SUS 2 /* Satellite - suspended CPU. */ |
| #define PCI_CTL_PCIM_EXT 3 /* Host - external arbiter. */ |
| #define PCI_CTL PCIM_PRIO 4 /* Host - fixed priority arb. */ |
| #define PCI_CTL_PCIM_RR 5 /* Host - round robin priority. */ |
| #define PCI_CTL_PCIM_RSVD6 6 |
| #define PCI_CTL_PCIM_RSVD7 7 |
| |
| #define PCI_CTL_IGM (1 << 9) |
| |
| /* |
| * PCI Status Register |
| */ |
| |
| #define PCI_STAT_EED (1 << 0) |
| #define PCI_STAT_WR (1 << 1) |
| #define PCI_STAT_NMI (1 << 2) |
| #define PCI_STAT_II (1 << 3) |
| #define PCI_STAT_CWE (1 << 4) |
| #define PCI_STAT_CRE (1 << 5) |
| #define PCI_STAT_MDPE (1 << 6) |
| #define PCI_STAT_STA (1 << 7) |
| #define PCI_STAT_RTA (1 << 8) |
| #define PCI_STAT_RMA (1 << 9) |
| #define PCI_STAT_SSE (1 << 10) |
| #define PCI_STAT_OSE (1 << 11) |
| #define PCI_STAT_PE (1 << 12) |
| #define PCI_STAT_TAE (1 << 13) |
| #define PCI_STAT_RLE (1 << 14) |
| #define PCI_STAT_BME (1 << 15) |
| #define PCI_STAT_PRD (1 << 16) |
| #define PCI_STAT_RIP (1 << 17) |
| |
| /* |
| * PCI Status Mask Register |
| */ |
| |
| #define PCI_STATM_EED PCI_STAT_EED |
| #define PCI_STATM_WR PCI_STAT_WR |
| #define PCI_STATM_NMI PCI_STAT_NMI |
| #define PCI_STATM_II PCI_STAT_II |
| #define PCI_STATM_CWE PCI_STAT_CWE |
| #define PCI_STATM_CRE PCI_STAT_CRE |
| #define PCI_STATM_MDPE PCI_STAT_MDPE |
| #define PCI_STATM_STA PCI_STAT_STA |
| #define PCI_STATM_RTA PCI_STAT_RTA |
| #define PCI_STATM_RMA PCI_STAT_RMA |
| #define PCI_STATM_SSE PCI_STAT_SSE |
| #define PCI_STATM_OSE PCI_STAT_OSE |
| #define PCI_STATM_PE PCI_STAT_PE |
| #define PCI_STATM_TAE PCI_STAT_TAE |
| #define PCI_STATM_RLE PCI_STAT_RLE |
| #define PCI_STATM_BME PCI_STAT_BME |
| #define PCI_STATM_PRD PCI_STAT_PRD |
| #define PCI_STATM_RIP PCI_STAT_RIP |
| |
| /* |
| * PCI Configuration Address Register |
| */ |
| #define PCI_CFGA_REG_BIT 2 |
| #define PCI_CFGA_REG 0x000000fc |
| #define PCI_CFGA_REG_ID (0x00 >> 2) /* use PCFGID */ |
| #define PCI_CFGA_REG_04 (0x04 >> 2) /* use PCFG04_ */ |
| #define PCI_CFGA_REG_08 (0x08 >> 2) /* use PCFG08_ */ |
| #define PCI_CFGA_REG_0C (0x0C >> 2) /* use PCFG0C_ */ |
| #define PCI_CFGA_REG_PBA0 (0x10 >> 2) /* use PCIPBA_ */ |
| #define PCI_CFGA_REG_PBA1 (0x14 >> 2) /* use PCIPBA_ */ |
| #define PCI_CFGA_REG_PBA2 (0x18 >> 2) /* use PCIPBA_ */ |
| #define PCI_CFGA_REG_PBA3 (0x1c >> 2) /* use PCIPBA_ */ |
| #define PCI_CFGA_REG_SUBSYS (0x2c >> 2) /* use PCFGSS_ */ |
| #define PCI_CFGA_REG_3C (0x3C >> 2) /* use PCFG3C_ */ |
| #define PCI_CFGA_REG_PBBA0C (0x44 >> 2) /* use PCIPBAC_ */ |
| #define PCI_CFGA_REG_PBA0M (0x48 >> 2) |
| #define PCI_CFGA_REG_PBA1C (0x4c >> 2) /* use PCIPBAC_ */ |
| #define PCI_CFGA_REG_PBA1M (0x50 >> 2) |
| #define PCI_CFGA_REG_PBA2C (0x54 >> 2) /* use PCIPBAC_ */ |
| #define PCI_CFGA_REG_PBA2M (0x58 >> 2) |
| #define PCI_CFGA_REG_PBA3C (0x5c >> 2) /* use PCIPBAC_ */ |
| #define PCI_CFGA_REG_PBA3M (0x60 >> 2) |
| #define PCI_CFGA_REG_PMGT (0x64 >> 2) |
| #define PCI_CFGA_FUNC_BIT 8 |
| #define PCI_CFGA_FUNC 0x00000700 |
| #define PCI_CFGA_DEV_BIT 11 |
| #define PCI_CFGA_DEV 0x0000f800 |
| #define PCI_CFGA_DEV_INTERN 0 |
| #define PCI_CFGA_BUS_BIT 16 |
| #define PCI CFGA_BUS 0x00ff0000 |
| #define PCI_CFGA_BUS_TYPE0 0 |
| #define PCI_CFGA_EN (1 << 31) |
| |
| /* PCI CFG04 commands */ |
| #define PCI_CFG04_CMD_IO_ENA (1 << 0) |
| #define PCI_CFG04_CMD_MEM_ENA (1 << 1) |
| #define PCI_CFG04_CMD_BM_ENA (1 << 2) |
| #define PCI_CFG04_CMD_MW_INV (1 << 4) |
| #define PCI_CFG04_CMD_PAR_ENA (1 << 6) |
| #define PCI_CFG04_CMD_SER_ENA (1 << 8) |
| #define PCI_CFG04_CMD_FAST_ENA (1 << 9) |
| |
| /* PCI CFG04 status fields */ |
| #define PCI_CFG04_STAT_BIT 16 |
| #define PCI_CFG04_STAT 0xffff0000 |
| #define PCI_CFG04_STAT_66_MHZ (1 << 21) |
| #define PCI_CFG04_STAT_FBB (1 << 23) |
| #define PCI_CFG04_STAT_MDPE (1 << 24) |
| #define PCI_CFG04_STAT_DST (1 << 25) |
| #define PCI_CFG04_STAT_STA (1 << 27) |
| #define PCI_CFG04_STAT_RTA (1 << 28) |
| #define PCI_CFG04_STAT_RMA (1 << 29) |
| #define PCI_CFG04_STAT_SSE (1 << 30) |
| #define PCI_CFG04_STAT_PE (1 << 31) |
| |
| #define PCI_PBA_MSI (1 << 0) |
| #define PCI_PBA_P (1 << 2) |
| |
| /* PCI PBAC registers */ |
| #define PCI_PBAC_MSI (1 << 0) |
| #define PCI_PBAC_P (1 << 1) |
| #define PCI_PBAC_SIZE_BIT 2 |
| #define PCI_PBAC_SIZE 0x0000007c |
| #define PCI_PBAC_SB (1 << 7) |
| #define PCI_PBAC_PP (1 << 8) |
| #define PCI_PBAC_MR_BIT 9 |
| #define PCI_PBAC_MR 0x00000600 |
| #define PCI_PBAC_MR_RD 0 |
| #define PCI_PBAC_MR_RD_LINE 1 |
| #define PCI_PBAC_MR_RD_MULT 2 |
| #define PCI_PBAC_MRL (1 << 11) |
| #define PCI_PBAC_MRM (1 << 12) |
| #define PCI_PBAC_TRP (1 << 13) |
| |
| #define PCI_CFG40_TRDY_TIM 0x000000ff |
| #define PCI_CFG40_RET_LIM 0x0000ff00 |
| |
| /* |
| * PCI Local Base Address [0|1|2|3] Register |
| */ |
| |
| #define PCI_LBA_BADDR_BIT 0 |
| #define PCI_LBA_BADDR 0xffffff00 |
| |
| /* |
| * PCI Local Base Address Control Register |
| */ |
| |
| #define PCI_LBAC_MSI (1 << 0) |
| #define PCI_LBAC_MSI_MEM 0 |
| #define PCI_LBAC_MSI_IO 1 |
| #define PCI_LBAC_SIZE_BIT 2 |
| #define PCI_LBAC_SIZE 0x0000007c |
| #define PCI_LBAC_SB (1 << 7) |
| #define PCI_LBAC_RT (1 << 8) |
| #define PCI_LBAC_RT_NO_PREF 0 |
| #define PCI_LBAC_RT_PREF 1 |
| |
| /* |
| * PCI Local Base Address [0|1|2|3] Mapping Register |
| */ |
| #define PCI_LBAM_MADDR_BIT 8 |
| #define PCI_LBAM_MADDR 0xffffff00 |
| |
| /* |
| * PCI Decoupled Access Control Register |
| */ |
| #define PCI_DAC_DEN (1 << 0) |
| |
| /* |
| * PCI Decoupled Access Status Register |
| */ |
| #define PCI_DAS_D (1 << 0) |
| #define PCI_DAS_B (1 << 1) |
| #define PCI_DAS_E (1 << 2) |
| #define PCI_DAS_OFE (1 << 3) |
| #define PCI_DAS_OFF (1 << 4) |
| #define PCI_DAS_IFE (1 << 5) |
| #define PCI_DAS_IFF (1 << 6) |
| |
| /* |
| * PCI DMA Channel 8 Configuration Register |
| */ |
| #define PCI_DMA8C_MBS_BIT 0 |
| #define PCI_DMA8C_MBS 0x00000fff /* Maximum Burst Size. */ |
| #define PCI_DMA8C_OUR (1 << 12) |
| |
| /* |
| * PCI DMA Channel 9 Configuration Register |
| */ |
| #define PCI_DMA9C_MBS_BIT 0 /* Maximum Burst Size. */ |
| #define PCI_DMA9C_MBS 0x00000fff |
| |
| /* |
| * PCI to Memory(DMA Channel 8) AND Memory to PCI DMA(DMA Channel 9)Descriptors |
| */ |
| |
| #define PCI_DMAD_PT_BIT 22 /* in DEVCMD field (descriptor) */ |
| #define PCI_DMAD_PT 0x00c00000 /* preferred transaction field */ |
| /* These are for reads (DMA channel 8) */ |
| #define PCI_DMAD_DEVCMD_MR 0 /* memory read */ |
| #define PCI_DMAD_DEVCMD_MRL 1 /* memory read line */ |
| #define PCI_DMAD_DEVCMD_MRM 2 /* memory read multiple */ |
| #define PCI_DMAD_DEVCMD_IOR 3 /* I/O read */ |
| /* These are for writes (DMA channel 9) */ |
| #define PCI_DMAD_DEVCMD_MW 0 /* memory write */ |
| #define PCI_DMAD_DEVCMD_MWI 1 /* memory write invalidate */ |
| #define PCI_DMAD_DEVCMD_IOW 3 /* I/O write */ |
| |
| /* Swap byte field applies to both DMA channel 8 and 9 */ |
| #define PCI_DMAD_SB (1 << 24) /* swap byte field */ |
| |
| |
| /* |
| * PCI Target Control Register |
| */ |
| |
| #define PCI_TC_RTIMER_BIT 0 |
| #define PCI_TC_RTIMER 0x000000ff |
| #define PCI_TC_DTIMER_BIT 8 |
| #define PCI_TC_DTIMER 0x0000ff00 |
| #define PCI_TC_RDR (1 << 18) |
| #define PCI_TC_DDT (1 << 19) |
| |
| /* |
| * PCI messaging unit [applies to both inbound and outbound registers ] |
| */ |
| #define PCI_MSU_M0 (1 << 0) |
| #define PCI_MSU_M1 (1 << 1) |
| #define PCI_MSU_DB (1 << 2) |
| |
| #define PCI_MSG_ADDR 0xB8088010 |
| #define PCI0_ADDR 0xB8080000 |
| #define rc32434_pci ((struct pci_reg *) PCI0_ADDR) |
| #define rc32434_pci_msg ((struct pci_msu *) PCI_MSG_ADDR) |
| |
| #define PCIM_SHFT 0x6 |
| #define PCIM_BIT_LEN 0x7 |
| #define PCIM_H_EA 0x3 |
| #define PCIM_H_IA_FIX 0x4 |
| #define PCIM_H_IA_RR 0x5 |
| #if 0 |
| #define PCI_ADDR_START 0x13000000 |
| #endif |
| |
| #define PCI_ADDR_START 0x50000000 |
| |
| #define CPUTOPCI_MEM_WIN 0x02000000 |
| #define CPUTOPCI_IO_WIN 0x00100000 |
| #define PCILBA_SIZE_SHFT 2 |
| #define PCILBA_SIZE_MASK 0x1F |
| #define SIZE_256MB 0x1C |
| #define SIZE_128MB 0x1B |
| #define SIZE_64MB 0x1A |
| #define SIZE_32MB 0x19 |
| #define SIZE_16MB 0x18 |
| #define SIZE_4MB 0x16 |
| #define SIZE_2MB 0x15 |
| #define SIZE_1MB 0x14 |
| #define KORINA_CONFIG0_ADDR 0x80000000 |
| #define KORINA_CONFIG1_ADDR 0x80000004 |
| #define KORINA_CONFIG2_ADDR 0x80000008 |
| #define KORINA_CONFIG3_ADDR 0x8000000C |
| #define KORINA_CONFIG4_ADDR 0x80000010 |
| #define KORINA_CONFIG5_ADDR 0x80000014 |
| #define KORINA_CONFIG6_ADDR 0x80000018 |
| #define KORINA_CONFIG7_ADDR 0x8000001C |
| #define KORINA_CONFIG8_ADDR 0x80000020 |
| #define KORINA_CONFIG9_ADDR 0x80000024 |
| #define KORINA_CONFIG10_ADDR 0x80000028 |
| #define KORINA_CONFIG11_ADDR 0x8000002C |
| #define KORINA_CONFIG12_ADDR 0x80000030 |
| #define KORINA_CONFIG13_ADDR 0x80000034 |
| #define KORINA_CONFIG14_ADDR 0x80000038 |
| #define KORINA_CONFIG15_ADDR 0x8000003C |
| #define KORINA_CONFIG16_ADDR 0x80000040 |
| #define KORINA_CONFIG17_ADDR 0x80000044 |
| #define KORINA_CONFIG18_ADDR 0x80000048 |
| #define KORINA_CONFIG19_ADDR 0x8000004C |
| #define KORINA_CONFIG20_ADDR 0x80000050 |
| #define KORINA_CONFIG21_ADDR 0x80000054 |
| #define KORINA_CONFIG22_ADDR 0x80000058 |
| #define KORINA_CONFIG23_ADDR 0x8000005C |
| #define KORINA_CONFIG24_ADDR 0x80000060 |
| #define KORINA_CONFIG25_ADDR 0x80000064 |
| #define KORINA_CMD (PCI_CFG04_CMD_IO_ENA | \ |
| PCI_CFG04_CMD_MEM_ENA | \ |
| PCI_CFG04_CMD_BM_ENA | \ |
| PCI_CFG04_CMD_MW_INV | \ |
| PCI_CFG04_CMD_PAR_ENA | \ |
| PCI_CFG04_CMD_SER_ENA) |
| |
| #define KORINA_STAT (PCI_CFG04_STAT_MDPE | \ |
| PCI_CFG04_STAT_STA | \ |
| PCI_CFG04_STAT_RTA | \ |
| PCI_CFG04_STAT_RMA | \ |
| PCI_CFG04_STAT_SSE | \ |
| PCI_CFG04_STAT_PE) |
| |
| #define KORINA_CNFG1 (KORINA_STAT | KORINA_CMD) |
| |
| #define KORINA_REVID 0 |
| #define KORINA_CLASS_CODE 0 |
| #define KORINA_CNFG2 ((KORINA_CLASS_CODE<<8) | \ |
| KORINA_REVID) |
| |
| #define KORINA_CACHE_LINE_SIZE 4 |
| #define KORINA_MASTER_LAT 0x3c |
| #define KORINA_HEADER_TYPE 0 |
| #define KORINA_BIST 0 |
| |
| #define KORINA_CNFG3 ((KORINA_BIST << 24) | \ |
| (KORINA_HEADER_TYPE<<16) | \ |
| (KORINA_MASTER_LAT<<8) | \ |
| KORINA_CACHE_LINE_SIZE) |
| |
| #define KORINA_BAR0 0x00000008 /* 128 MB Memory */ |
| #define KORINA_BAR1 0x18800001 /* 1 MB IO */ |
| #define KORINA_BAR2 0x18000001 /* 2 MB IO window for Korina |
| internal Registers */ |
| #define KORINA_BAR3 0x48000008 /* Spare 128 MB Memory */ |
| |
| #define KORINA_CNFG4 KORINA_BAR0 |
| #define KORINA_CNFG5 KORINA_BAR1 |
| #define KORINA_CNFG6 KORINA_BAR2 |
| #define KORINA_CNFG7 KORINA_BAR3 |
| |
| #define KORINA_SUBSYS_VENDOR_ID 0x011d |
| #define KORINA_SUBSYSTEM_ID 0x0214 |
| #define KORINA_CNFG8 0 |
| #define KORINA_CNFG9 0 |
| #define KORINA_CNFG10 0 |
| #define KORINA_CNFG11 ((KORINA_SUBSYS_VENDOR_ID<<16) | \ |
| KORINA_SUBSYSTEM_ID) |
| #define KORINA_INT_LINE 1 |
| #define KORINA_INT_PIN 1 |
| #define KORINA_MIN_GNT 8 |
| #define KORINA_MAX_LAT 0x38 |
| #define KORINA_CNFG12 0 |
| #define KORINA_CNFG13 0 |
| #define KORINA_CNFG14 0 |
| #define KORINA_CNFG15 ((KORINA_MAX_LAT<<24) | \ |
| (KORINA_MIN_GNT<<16) | \ |
| (KORINA_INT_PIN<<8) | \ |
| KORINA_INT_LINE) |
| #define KORINA_RETRY_LIMIT 0x80 |
| #define KORINA_TRDY_LIMIT 0x80 |
| #define KORINA_CNFG16 ((KORINA_RETRY_LIMIT<<8) | \ |
| KORINA_TRDY_LIMIT) |
| #define PCI_PBAxC_R 0x0 |
| #define PCI_PBAxC_RL 0x1 |
| #define PCI_PBAxC_RM 0x2 |
| #define SIZE_SHFT 2 |
| |
| #if defined(__MIPSEB__) |
| #define KORINA_PBA0C (PCI_PBAC_MRL | PCI_PBAC_SB | \ |
| ((PCI_PBAxC_RM & 0x3) << PCI_PBAC_MR_BIT) | \ |
| PCI_PBAC_PP | \ |
| (SIZE_128MB<<SIZE_SHFT) | \ |
| PCI_PBAC_P) |
| #else |
| #define KORINA_PBA0C (PCI_PBAC_MRL | \ |
| ((PCI_PBAxC_RM & 0x3) << PCI_PBAC_MR_BIT) | \ |
| PCI_PBAC_PP | \ |
| (SIZE_128MB<<SIZE_SHFT) | \ |
| PCI_PBAC_P) |
| #endif |
| #define KORINA_CNFG17 KORINA_PBA0C |
| #define KORINA_PBA0M 0x0 |
| #define KORINA_CNFG18 KORINA_PBA0M |
| |
| #if defined(__MIPSEB__) |
| #define KORINA_PBA1C ((SIZE_1MB<<SIZE_SHFT) | PCI_PBAC_SB | \ |
| PCI_PBAC_MSI) |
| #else |
| #define KORINA_PBA1C ((SIZE_1MB<<SIZE_SHFT) | \ |
| PCI_PBAC_MSI) |
| #endif |
| #define KORINA_CNFG19 KORINA_PBA1C |
| #define KORINA_PBA1M 0x0 |
| #define KORINA_CNFG20 KORINA_PBA1M |
| |
| #if defined(__MIPSEB__) |
| #define KORINA_PBA2C ((SIZE_2MB<<SIZE_SHFT) | PCI_PBAC_SB | \ |
| PCI_PBAC_MSI) |
| #else |
| #define KORINA_PBA2C ((SIZE_2MB<<SIZE_SHFT) | \ |
| PCI_PBAC_MSI) |
| #endif |
| #define KORINA_CNFG21 KORINA_PBA2C |
| #define KORINA_PBA2M 0x18000000 |
| #define KORINA_CNFG22 KORINA_PBA2M |
| #define KORINA_PBA3C 0 |
| #define KORINA_CNFG23 KORINA_PBA3C |
| #define KORINA_PBA3M 0 |
| #define KORINA_CNFG24 KORINA_PBA3M |
| |
| #define PCITC_DTIMER_VAL 8 |
| #define PCITC_RTIMER_VAL 0x10 |
| |
| #endif /* __ASM_RC32434_PCI_H */ |