/* * 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<