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/*
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* QEMU GT64120 PCI host
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*
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* Copyright (c) 2006,2007 Aurelien Jarno
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
|
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* of this software and associated documentation files (the "Software"), to deal
|
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
|
| 11 |
* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "vl.h" |
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typedef target_phys_addr_t pci_addr_t;
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#include "pci_host.h" |
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|
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//#define DEBUG
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|
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#ifdef DEBUG
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#define dprintf(fmt, ...) fprintf(stderr, "%s: " fmt, __FUNCTION__, ##__VA_ARGS__) |
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#else
|
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#define dprintf(fmt, ...)
|
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#endif
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|
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#define GT_REGS (0x1000 >> 2) |
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|
| 40 |
/* CPU Configuration */
|
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#define GT_CPU (0x000 >> 2) |
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#define GT_MULTI (0x120 >> 2) |
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|
| 44 |
/* CPU Address Decode */
|
| 45 |
#define GT_SCS10LD (0x008 >> 2) |
| 46 |
#define GT_SCS10HD (0x010 >> 2) |
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#define GT_SCS32LD (0x018 >> 2) |
| 48 |
#define GT_SCS32HD (0x020 >> 2) |
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#define GT_CS20LD (0x028 >> 2) |
| 50 |
#define GT_CS20HD (0x030 >> 2) |
| 51 |
#define GT_CS3BOOTLD (0x038 >> 2) |
| 52 |
#define GT_CS3BOOTHD (0x040 >> 2) |
| 53 |
#define GT_PCI0IOLD (0x048 >> 2) |
| 54 |
#define GT_PCI0IOHD (0x050 >> 2) |
| 55 |
#define GT_PCI0M0LD (0x058 >> 2) |
| 56 |
#define GT_PCI0M0HD (0x060 >> 2) |
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#define GT_PCI0M1LD (0x080 >> 2) |
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#define GT_PCI0M1HD (0x088 >> 2) |
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#define GT_PCI1IOLD (0x090 >> 2) |
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#define GT_PCI1IOHD (0x098 >> 2) |
| 61 |
#define GT_PCI1M0LD (0x0a0 >> 2) |
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#define GT_PCI1M0HD (0x0a8 >> 2) |
| 63 |
#define GT_PCI1M1LD (0x0b0 >> 2) |
| 64 |
#define GT_PCI1M1HD (0x0b8 >> 2) |
| 65 |
#define GT_ISD (0x068 >> 2) |
| 66 |
|
| 67 |
#define GT_SCS10AR (0x0d0 >> 2) |
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#define GT_SCS32AR (0x0d8 >> 2) |
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#define GT_CS20R (0x0e0 >> 2) |
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#define GT_CS3BOOTR (0x0e8 >> 2) |
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|
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#define GT_PCI0IOREMAP (0x0f0 >> 2) |
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#define GT_PCI0M0REMAP (0x0f8 >> 2) |
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#define GT_PCI0M1REMAP (0x100 >> 2) |
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#define GT_PCI1IOREMAP (0x108 >> 2) |
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#define GT_PCI1M0REMAP (0x110 >> 2) |
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#define GT_PCI1M1REMAP (0x118 >> 2) |
| 78 |
|
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/* CPU Error Report */
|
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#define GT_CPUERR_ADDRLO (0x070 >> 2) |
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#define GT_CPUERR_ADDRHI (0x078 >> 2) |
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#define GT_CPUERR_DATALO (0x128 >> 2) /* GT-64120A only */ |
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#define GT_CPUERR_DATAHI (0x130 >> 2) /* GT-64120A only */ |
| 84 |
#define GT_CPUERR_PARITY (0x138 >> 2) /* GT-64120A only */ |
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|
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/* CPU Sync Barrier */
|
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#define GT_PCI0SYNC (0x0c0 >> 2) |
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#define GT_PCI1SYNC (0x0c8 >> 2) |
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|
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/* SDRAM and Device Address Decode */
|
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#define GT_SCS0LD (0x400 >> 2) |
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#define GT_SCS0HD (0x404 >> 2) |
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#define GT_SCS1LD (0x408 >> 2) |
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#define GT_SCS1HD (0x40c >> 2) |
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#define GT_SCS2LD (0x410 >> 2) |
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#define GT_SCS2HD (0x414 >> 2) |
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#define GT_SCS3LD (0x418 >> 2) |
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#define GT_SCS3HD (0x41c >> 2) |
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#define GT_CS0LD (0x420 >> 2) |
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#define GT_CS0HD (0x424 >> 2) |
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#define GT_CS1LD (0x428 >> 2) |
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#define GT_CS1HD (0x42c >> 2) |
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#define GT_CS2LD (0x430 >> 2) |
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#define GT_CS2HD (0x434 >> 2) |
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#define GT_CS3LD (0x438 >> 2) |
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#define GT_CS3HD (0x43c >> 2) |
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#define GT_BOOTLD (0x440 >> 2) |
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#define GT_BOOTHD (0x444 >> 2) |
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#define GT_ADERR (0x470 >> 2) |
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|
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/* SDRAM Configuration */
|
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#define GT_SDRAM_CFG (0x448 >> 2) |
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#define GT_SDRAM_OPMODE (0x474 >> 2) |
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#define GT_SDRAM_BM (0x478 >> 2) |
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#define GT_SDRAM_ADDRDECODE (0x47c >> 2) |
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|
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/* SDRAM Parameters */
|
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#define GT_SDRAM_B0 (0x44c >> 2) |
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#define GT_SDRAM_B1 (0x450 >> 2) |
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#define GT_SDRAM_B2 (0x454 >> 2) |
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#define GT_SDRAM_B3 (0x458 >> 2) |
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|
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/* Device Parameters */
|
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#define GT_DEV_B0 (0x45c >> 2) |
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#define GT_DEV_B1 (0x460 >> 2) |
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#define GT_DEV_B2 (0x464 >> 2) |
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#define GT_DEV_B3 (0x468 >> 2) |
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#define GT_DEV_BOOT (0x46c >> 2) |
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|
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/* ECC */
|
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#define GT_ECC_ERRDATALO (0x480 >> 2) /* GT-64120A only */ |
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#define GT_ECC_ERRDATAHI (0x484 >> 2) /* GT-64120A only */ |
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#define GT_ECC_MEM (0x488 >> 2) /* GT-64120A only */ |
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#define GT_ECC_CALC (0x48c >> 2) /* GT-64120A only */ |
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#define GT_ECC_ERRADDR (0x490 >> 2) /* GT-64120A only */ |
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|
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/* DMA Record */
|
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#define GT_DMA0_CNT (0x800 >> 2) |
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#define GT_DMA1_CNT (0x804 >> 2) |
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#define GT_DMA2_CNT (0x808 >> 2) |
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#define GT_DMA3_CNT (0x80c >> 2) |
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#define GT_DMA0_SA (0x810 >> 2) |
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#define GT_DMA1_SA (0x814 >> 2) |
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#define GT_DMA2_SA (0x818 >> 2) |
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#define GT_DMA3_SA (0x81c >> 2) |
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#define GT_DMA0_DA (0x820 >> 2) |
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#define GT_DMA1_DA (0x824 >> 2) |
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#define GT_DMA2_DA (0x828 >> 2) |
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#define GT_DMA3_DA (0x82c >> 2) |
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#define GT_DMA0_NEXT (0x830 >> 2) |
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#define GT_DMA1_NEXT (0x834 >> 2) |
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#define GT_DMA2_NEXT (0x838 >> 2) |
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#define GT_DMA3_NEXT (0x83c >> 2) |
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#define GT_DMA0_CUR (0x870 >> 2) |
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#define GT_DMA1_CUR (0x874 >> 2) |
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#define GT_DMA2_CUR (0x878 >> 2) |
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#define GT_DMA3_CUR (0x87c >> 2) |
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|
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/* DMA Channel Control */
|
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#define GT_DMA0_CTRL (0x840 >> 2) |
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#define GT_DMA1_CTRL (0x844 >> 2) |
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#define GT_DMA2_CTRL (0x848 >> 2) |
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#define GT_DMA3_CTRL (0x84c >> 2) |
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|
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/* DMA Arbiter */
|
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#define GT_DMA_ARB (0x860 >> 2) |
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|
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/* Timer/Counter */
|
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#define GT_TC0 (0x850 >> 2) |
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#define GT_TC1 (0x854 >> 2) |
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#define GT_TC2 (0x858 >> 2) |
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#define GT_TC3 (0x85c >> 2) |
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#define GT_TC_CONTROL (0x864 >> 2) |
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|
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/* PCI Internal */
|
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#define GT_PCI0_CMD (0xc00 >> 2) |
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#define GT_PCI0_TOR (0xc04 >> 2) |
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#define GT_PCI0_BS_SCS10 (0xc08 >> 2) |
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#define GT_PCI0_BS_SCS32 (0xc0c >> 2) |
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#define GT_PCI0_BS_CS20 (0xc10 >> 2) |
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#define GT_PCI0_BS_CS3BT (0xc14 >> 2) |
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#define GT_PCI1_IACK (0xc30 >> 2) |
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#define GT_PCI0_IACK (0xc34 >> 2) |
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#define GT_PCI0_BARE (0xc3c >> 2) |
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#define GT_PCI0_PREFMBR (0xc40 >> 2) |
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#define GT_PCI0_SCS10_BAR (0xc48 >> 2) |
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#define GT_PCI0_SCS32_BAR (0xc4c >> 2) |
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#define GT_PCI0_CS20_BAR (0xc50 >> 2) |
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#define GT_PCI0_CS3BT_BAR (0xc54 >> 2) |
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#define GT_PCI0_SSCS10_BAR (0xc58 >> 2) |
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#define GT_PCI0_SSCS32_BAR (0xc5c >> 2) |
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#define GT_PCI0_SCS3BT_BAR (0xc64 >> 2) |
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#define GT_PCI1_CMD (0xc80 >> 2) |
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#define GT_PCI1_TOR (0xc84 >> 2) |
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#define GT_PCI1_BS_SCS10 (0xc88 >> 2) |
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#define GT_PCI1_BS_SCS32 (0xc8c >> 2) |
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#define GT_PCI1_BS_CS20 (0xc90 >> 2) |
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#define GT_PCI1_BS_CS3BT (0xc94 >> 2) |
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#define GT_PCI1_BARE (0xcbc >> 2) |
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#define GT_PCI1_PREFMBR (0xcc0 >> 2) |
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#define GT_PCI1_SCS10_BAR (0xcc8 >> 2) |
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#define GT_PCI1_SCS32_BAR (0xccc >> 2) |
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#define GT_PCI1_CS20_BAR (0xcd0 >> 2) |
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#define GT_PCI1_CS3BT_BAR (0xcd4 >> 2) |
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#define GT_PCI1_SSCS10_BAR (0xcd8 >> 2) |
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#define GT_PCI1_SSCS32_BAR (0xcdc >> 2) |
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#define GT_PCI1_SCS3BT_BAR (0xce4 >> 2) |
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#define GT_PCI1_CFGADDR (0xcf0 >> 2) |
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#define GT_PCI1_CFGDATA (0xcf4 >> 2) |
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#define GT_PCI0_CFGADDR (0xcf8 >> 2) |
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#define GT_PCI0_CFGDATA (0xcfc >> 2) |
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|
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/* Interrupts */
|
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#define GT_INTRCAUSE (0xc18 >> 2) |
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#define GT_INTRMASK (0xc1c >> 2) |
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#define GT_PCI0_ICMASK (0xc24 >> 2) |
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#define GT_PCI0_SERR0MASK (0xc28 >> 2) |
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#define GT_CPU_INTSEL (0xc70 >> 2) |
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#define GT_PCI0_INTSEL (0xc74 >> 2) |
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#define GT_HINTRCAUSE (0xc98 >> 2) |
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#define GT_HINTRMASK (0xc9c >> 2) |
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#define GT_PCI0_HICMASK (0xca4 >> 2) |
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#define GT_PCI1_SERR1MASK (0xca8 >> 2) |
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|
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|
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typedef PCIHostState GT64120PCIState;
|
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|
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typedef struct GT64120State { |
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GT64120PCIState *pci; |
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uint32_t regs[GT_REGS]; |
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target_phys_addr_t PCI0IO_start; |
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target_phys_addr_t PCI0IO_length; |
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} GT64120State; |
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|
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static void gt64120_pci_mapping(GT64120State *s) |
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{
|
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/* Update IO mapping */
|
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if ((s->regs[GT_PCI0IOLD] & 0x7f) <= s->regs[GT_PCI0IOHD]) |
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{
|
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/* Unmap old IO address */
|
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if (s->PCI0IO_length)
|
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{
|
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cpu_register_physical_memory(s->PCI0IO_start, s->PCI0IO_length, IO_MEM_UNASSIGNED); |
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} |
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/* Map new IO address */
|
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s->PCI0IO_start = s->regs[GT_PCI0IOLD] << 21;
|
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s->PCI0IO_length = ((s->regs[GT_PCI0IOHD] + 1) - (s->regs[GT_PCI0IOLD] & 0x7f)) << 21; |
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isa_mem_base = s->PCI0IO_start; |
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isa_mmio_init(s->PCI0IO_start, s->PCI0IO_length); |
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} |
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} |
| 252 |
|
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static void gt64120_writel (void *opaque, target_phys_addr_t addr, |
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uint32_t val) |
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{
|
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GT64120State *s = opaque; |
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uint32_t saddr; |
| 258 |
|
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#ifdef TARGET_WORDS_BIGENDIAN
|
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val = bswap32(val); |
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#endif
|
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|
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saddr = (addr & 0xfff) >> 2; |
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switch (saddr) {
|
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|
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/* CPU Configuration */
|
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case GT_CPU:
|
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s->regs[GT_CPU] = val; |
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break;
|
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case GT_MULTI:
|
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/* Read-only register as only one GT64xxx is present on the CPU bus */
|
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break;
|
| 273 |
|
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/* CPU Address Decode */
|
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case GT_PCI0IOLD:
|
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s->regs[GT_PCI0IOLD] = val & 0x00007fff;
|
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s->regs[GT_PCI0IOREMAP] = val & 0x000007ff;
|
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gt64120_pci_mapping(s); |
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break;
|
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case GT_PCI0M0LD:
|
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s->regs[GT_PCI0M0LD] = val & 0x00007fff;
|
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s->regs[GT_PCI0M0REMAP] = val & 0x000007ff;
|
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gt64120_pci_mapping(s); |
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break;
|
| 285 |
case GT_PCI0M1LD:
|
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s->regs[GT_PCI0M1LD] = val & 0x00007fff;
|
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s->regs[GT_PCI0M1REMAP] = val & 0x000007ff;
|
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gt64120_pci_mapping(s); |
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break;
|
| 290 |
case GT_PCI1IOLD:
|
| 291 |
s->regs[GT_PCI1IOLD] = val & 0x00007fff;
|
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s->regs[GT_PCI1IOREMAP] = val & 0x000007ff;
|
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gt64120_pci_mapping(s); |
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break;
|
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case GT_PCI1M0LD:
|
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s->regs[GT_PCI1M0LD] = val & 0x00007fff;
|
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s->regs[GT_PCI1M0REMAP] = val & 0x000007ff;
|
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gt64120_pci_mapping(s); |
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break;
|
| 300 |
case GT_PCI1M1LD:
|
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s->regs[GT_PCI1M1LD] = val & 0x00007fff;
|
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s->regs[GT_PCI1M1REMAP] = val & 0x000007ff;
|
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gt64120_pci_mapping(s); |
| 304 |
break;
|
| 305 |
case GT_PCI0IOHD:
|
| 306 |
case GT_PCI0M0HD:
|
| 307 |
case GT_PCI0M1HD:
|
| 308 |
case GT_PCI1IOHD:
|
| 309 |
case GT_PCI1M0HD:
|
| 310 |
case GT_PCI1M1HD:
|
| 311 |
s->regs[saddr] = val & 0x0000007f;
|
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gt64120_pci_mapping(s); |
| 313 |
break;
|
| 314 |
case GT_PCI0IOREMAP:
|
| 315 |
case GT_PCI0M0REMAP:
|
| 316 |
case GT_PCI0M1REMAP:
|
| 317 |
case GT_PCI1IOREMAP:
|
| 318 |
case GT_PCI1M0REMAP:
|
| 319 |
case GT_PCI1M1REMAP:
|
| 320 |
s->regs[saddr] = val & 0x000007ff;
|
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gt64120_pci_mapping(s); |
| 322 |
break;
|
| 323 |
|
| 324 |
/* CPU Error Report */
|
| 325 |
case GT_CPUERR_ADDRLO:
|
| 326 |
case GT_CPUERR_ADDRHI:
|
| 327 |
case GT_CPUERR_DATALO:
|
| 328 |
case GT_CPUERR_DATAHI:
|
| 329 |
case GT_CPUERR_PARITY:
|
| 330 |
/* Read-only registers, do nothing */
|
| 331 |
break;
|
| 332 |
|
| 333 |
/* CPU Sync Barrier */
|
| 334 |
case GT_PCI0SYNC:
|
| 335 |
case GT_PCI1SYNC:
|
| 336 |
/* Read-only registers, do nothing */
|
| 337 |
break;
|
| 338 |
|
| 339 |
/* SDRAM and Device Address Decode */
|
| 340 |
case GT_SCS0LD:
|
| 341 |
case GT_SCS0HD:
|
| 342 |
case GT_SCS1LD:
|
| 343 |
case GT_SCS1HD:
|
| 344 |
case GT_SCS2LD:
|
| 345 |
case GT_SCS2HD:
|
| 346 |
case GT_SCS3LD:
|
| 347 |
case GT_SCS3HD:
|
| 348 |
case GT_CS0LD:
|
| 349 |
case GT_CS0HD:
|
| 350 |
case GT_CS1LD:
|
| 351 |
case GT_CS1HD:
|
| 352 |
case GT_CS2LD:
|
| 353 |
case GT_CS2HD:
|
| 354 |
case GT_CS3LD:
|
| 355 |
case GT_CS3HD:
|
| 356 |
case GT_BOOTLD:
|
| 357 |
case GT_BOOTHD:
|
| 358 |
case GT_ADERR:
|
| 359 |
/* SDRAM Configuration */
|
| 360 |
case GT_SDRAM_CFG:
|
| 361 |
case GT_SDRAM_OPMODE:
|
| 362 |
case GT_SDRAM_BM:
|
| 363 |
case GT_SDRAM_ADDRDECODE:
|
| 364 |
/* Accept and ignore SDRAM interleave configuration */
|
| 365 |
s->regs[saddr] = val; |
| 366 |
break;
|
| 367 |
|
| 368 |
/* Device Parameters */
|
| 369 |
case GT_DEV_B0:
|
| 370 |
case GT_DEV_B1:
|
| 371 |
case GT_DEV_B2:
|
| 372 |
case GT_DEV_B3:
|
| 373 |
case GT_DEV_BOOT:
|
| 374 |
/* Not implemented */
|
| 375 |
dprintf ("Unimplemented device register offset 0x%x\n", saddr << 2); |
| 376 |
break;
|
| 377 |
|
| 378 |
/* ECC */
|
| 379 |
case GT_ECC_ERRDATALO:
|
| 380 |
case GT_ECC_ERRDATAHI:
|
| 381 |
case GT_ECC_MEM:
|
| 382 |
case GT_ECC_CALC:
|
| 383 |
case GT_ECC_ERRADDR:
|
| 384 |
/* Read-only registers, do nothing */
|
| 385 |
break;
|
| 386 |
|
| 387 |
/* DMA Record */
|
| 388 |
case GT_DMA0_CNT:
|
| 389 |
case GT_DMA1_CNT:
|
| 390 |
case GT_DMA2_CNT:
|
| 391 |
case GT_DMA3_CNT:
|
| 392 |
case GT_DMA0_SA:
|
| 393 |
case GT_DMA1_SA:
|
| 394 |
case GT_DMA2_SA:
|
| 395 |
case GT_DMA3_SA:
|
| 396 |
case GT_DMA0_DA:
|
| 397 |
case GT_DMA1_DA:
|
| 398 |
case GT_DMA2_DA:
|
| 399 |
case GT_DMA3_DA:
|
| 400 |
case GT_DMA0_NEXT:
|
| 401 |
case GT_DMA1_NEXT:
|
| 402 |
case GT_DMA2_NEXT:
|
| 403 |
case GT_DMA3_NEXT:
|
| 404 |
case GT_DMA0_CUR:
|
| 405 |
case GT_DMA1_CUR:
|
| 406 |
case GT_DMA2_CUR:
|
| 407 |
case GT_DMA3_CUR:
|
| 408 |
/* Not implemented */
|
| 409 |
dprintf ("Unimplemented DMA register offset 0x%x\n", saddr << 2); |
| 410 |
break;
|
| 411 |
|
| 412 |
/* DMA Channel Control */
|
| 413 |
case GT_DMA0_CTRL:
|
| 414 |
case GT_DMA1_CTRL:
|
| 415 |
case GT_DMA2_CTRL:
|
| 416 |
case GT_DMA3_CTRL:
|
| 417 |
/* Not implemented */
|
| 418 |
dprintf ("Unimplemented DMA register offset 0x%x\n", saddr << 2); |
| 419 |
break;
|
| 420 |
|
| 421 |
/* DMA Arbiter */
|
| 422 |
case GT_DMA_ARB:
|
| 423 |
/* Not implemented */
|
| 424 |
dprintf ("Unimplemented DMA register offset 0x%x\n", saddr << 2); |
| 425 |
break;
|
| 426 |
|
| 427 |
/* Timer/Counter */
|
| 428 |
case GT_TC0:
|
| 429 |
case GT_TC1:
|
| 430 |
case GT_TC2:
|
| 431 |
case GT_TC3:
|
| 432 |
case GT_TC_CONTROL:
|
| 433 |
/* Not implemented */
|
| 434 |
dprintf ("Unimplemented timer register offset 0x%x\n", saddr << 2); |
| 435 |
break;
|
| 436 |
|
| 437 |
/* PCI Internal */
|
| 438 |
case GT_PCI0_CMD:
|
| 439 |
case GT_PCI1_CMD:
|
| 440 |
s->regs[saddr] = val & 0x0401fc0f;
|
| 441 |
break;
|
| 442 |
case GT_PCI0_TOR:
|
| 443 |
case GT_PCI0_BS_SCS10:
|
| 444 |
case GT_PCI0_BS_SCS32:
|
| 445 |
case GT_PCI0_BS_CS20:
|
| 446 |
case GT_PCI0_BS_CS3BT:
|
| 447 |
case GT_PCI1_IACK:
|
| 448 |
case GT_PCI0_IACK:
|
| 449 |
case GT_PCI0_BARE:
|
| 450 |
case GT_PCI0_PREFMBR:
|
| 451 |
case GT_PCI0_SCS10_BAR:
|
| 452 |
case GT_PCI0_SCS32_BAR:
|
| 453 |
case GT_PCI0_CS20_BAR:
|
| 454 |
case GT_PCI0_CS3BT_BAR:
|
| 455 |
case GT_PCI0_SSCS10_BAR:
|
| 456 |
case GT_PCI0_SSCS32_BAR:
|
| 457 |
case GT_PCI0_SCS3BT_BAR:
|
| 458 |
case GT_PCI1_TOR:
|
| 459 |
case GT_PCI1_BS_SCS10:
|
| 460 |
case GT_PCI1_BS_SCS32:
|
| 461 |
case GT_PCI1_BS_CS20:
|
| 462 |
case GT_PCI1_BS_CS3BT:
|
| 463 |
case GT_PCI1_BARE:
|
| 464 |
case GT_PCI1_PREFMBR:
|
| 465 |
case GT_PCI1_SCS10_BAR:
|
| 466 |
case GT_PCI1_SCS32_BAR:
|
| 467 |
case GT_PCI1_CS20_BAR:
|
| 468 |
case GT_PCI1_CS3BT_BAR:
|
| 469 |
case GT_PCI1_SSCS10_BAR:
|
| 470 |
case GT_PCI1_SSCS32_BAR:
|
| 471 |
case GT_PCI1_SCS3BT_BAR:
|
| 472 |
case GT_PCI1_CFGADDR:
|
| 473 |
case GT_PCI1_CFGDATA:
|
| 474 |
/* not implemented */
|
| 475 |
break;
|
| 476 |
case GT_PCI0_CFGADDR:
|
| 477 |
s->pci->config_reg = val & 0x80fffffc;
|
| 478 |
break;
|
| 479 |
case GT_PCI0_CFGDATA:
|
| 480 |
if (s->pci->config_reg & (1u << 31)) |
| 481 |
pci_host_data_writel(s->pci, 0, val);
|
| 482 |
break;
|
| 483 |
|
| 484 |
/* Interrupts */
|
| 485 |
case GT_INTRCAUSE:
|
| 486 |
/* not really implemented */
|
| 487 |
s->regs[saddr] = ~(~(s->regs[saddr]) | ~(val & 0xfffffffe));
|
| 488 |
s->regs[saddr] |= !!(s->regs[saddr] & 0xfffffffe);
|
| 489 |
dprintf("INTRCAUSE %x\n", val);
|
| 490 |
break;
|
| 491 |
case GT_INTRMASK:
|
| 492 |
s->regs[saddr] = val & 0x3c3ffffe;
|
| 493 |
dprintf("INTRMASK %x\n", val);
|
| 494 |
break;
|
| 495 |
case GT_PCI0_ICMASK:
|
| 496 |
s->regs[saddr] = val & 0x03fffffe;
|
| 497 |
dprintf("ICMASK %x\n", val);
|
| 498 |
break;
|
| 499 |
case GT_PCI0_SERR0MASK:
|
| 500 |
s->regs[saddr] = val & 0x0000003f;
|
| 501 |
dprintf("SERR0MASK %x\n", val);
|
| 502 |
break;
|
| 503 |
|
| 504 |
/* Reserved when only PCI_0 is configured. */
|
| 505 |
case GT_HINTRCAUSE:
|
| 506 |
case GT_CPU_INTSEL:
|
| 507 |
case GT_PCI0_INTSEL:
|
| 508 |
case GT_HINTRMASK:
|
| 509 |
case GT_PCI0_HICMASK:
|
| 510 |
case GT_PCI1_SERR1MASK:
|
| 511 |
/* not implemented */
|
| 512 |
break;
|
| 513 |
|
| 514 |
/* SDRAM Parameters */
|
| 515 |
case GT_SDRAM_B0:
|
| 516 |
case GT_SDRAM_B1:
|
| 517 |
case GT_SDRAM_B2:
|
| 518 |
case GT_SDRAM_B3:
|
| 519 |
/* We don't simulate electrical parameters of the SDRAM.
|
| 520 |
Accept, but ignore the values. */
|
| 521 |
s->regs[saddr] = val; |
| 522 |
break;
|
| 523 |
|
| 524 |
default:
|
| 525 |
dprintf ("Bad register offset 0x%x\n", (int)addr); |
| 526 |
break;
|
| 527 |
} |
| 528 |
} |
| 529 |
|
| 530 |
static uint32_t gt64120_readl (void *opaque, |
| 531 |
target_phys_addr_t addr) |
| 532 |
{
|
| 533 |
GT64120State *s = opaque; |
| 534 |
uint32_t val; |
| 535 |
uint32_t saddr; |
| 536 |
|
| 537 |
val = 0;
|
| 538 |
saddr = (addr & 0xfff) >> 2; |
| 539 |
|
| 540 |
switch (saddr) {
|
| 541 |
|
| 542 |
/* CPU Configuration */
|
| 543 |
case GT_MULTI:
|
| 544 |
/* Only one GT64xxx is present on the CPU bus, return
|
| 545 |
the initial value */
|
| 546 |
val = s->regs[saddr]; |
| 547 |
break;
|
| 548 |
|
| 549 |
/* CPU Error Report */
|
| 550 |
case GT_CPUERR_ADDRLO:
|
| 551 |
case GT_CPUERR_ADDRHI:
|
| 552 |
case GT_CPUERR_DATALO:
|
| 553 |
case GT_CPUERR_DATAHI:
|
| 554 |
case GT_CPUERR_PARITY:
|
| 555 |
/* Emulated memory has no error, always return the initial
|
| 556 |
values */
|
| 557 |
val = s->regs[saddr]; |
| 558 |
break;
|
| 559 |
|
| 560 |
/* CPU Sync Barrier */
|
| 561 |
case GT_PCI0SYNC:
|
| 562 |
case GT_PCI1SYNC:
|
| 563 |
/* Reading those register should empty all FIFO on the PCI
|
| 564 |
bus, which are not emulated. The return value should be
|
| 565 |
a random value that should be ignored. */
|
| 566 |
val = 0xc000ffee;
|
| 567 |
break;
|
| 568 |
|
| 569 |
/* ECC */
|
| 570 |
case GT_ECC_ERRDATALO:
|
| 571 |
case GT_ECC_ERRDATAHI:
|
| 572 |
case GT_ECC_MEM:
|
| 573 |
case GT_ECC_CALC:
|
| 574 |
case GT_ECC_ERRADDR:
|
| 575 |
/* Emulated memory has no error, always return the initial
|
| 576 |
values */
|
| 577 |
val = s->regs[saddr]; |
| 578 |
break;
|
| 579 |
|
| 580 |
case GT_CPU:
|
| 581 |
case GT_SCS10LD:
|
| 582 |
case GT_SCS10HD:
|
| 583 |
case GT_SCS32LD:
|
| 584 |
case GT_SCS32HD:
|
| 585 |
case GT_CS20LD:
|
| 586 |
case GT_CS20HD:
|
| 587 |
case GT_CS3BOOTLD:
|
| 588 |
case GT_CS3BOOTHD:
|
| 589 |
case GT_SCS10AR:
|
| 590 |
case GT_SCS32AR:
|
| 591 |
case GT_CS20R:
|
| 592 |
case GT_CS3BOOTR:
|
| 593 |
case GT_PCI0IOLD:
|
| 594 |
case GT_PCI0M0LD:
|
| 595 |
case GT_PCI0M1LD:
|
| 596 |
case GT_PCI1IOLD:
|
| 597 |
case GT_PCI1M0LD:
|
| 598 |
case GT_PCI1M1LD:
|
| 599 |
case GT_PCI0IOHD:
|
| 600 |
case GT_PCI0M0HD:
|
| 601 |
case GT_PCI0M1HD:
|
| 602 |
case GT_PCI1IOHD:
|
| 603 |
case GT_PCI1M0HD:
|
| 604 |
case GT_PCI1M1HD:
|
| 605 |
case GT_PCI0IOREMAP:
|
| 606 |
case GT_PCI0M0REMAP:
|
| 607 |
case GT_PCI0M1REMAP:
|
| 608 |
case GT_PCI1IOREMAP:
|
| 609 |
case GT_PCI1M0REMAP:
|
| 610 |
case GT_PCI1M1REMAP:
|
| 611 |
case GT_ISD:
|
| 612 |
val = s->regs[saddr]; |
| 613 |
break;
|
| 614 |
case GT_PCI0_IACK:
|
| 615 |
/* Read the IRQ number */
|
| 616 |
val = pic_read_irq(isa_pic); |
| 617 |
break;
|
| 618 |
|
| 619 |
/* SDRAM and Device Address Decode */
|
| 620 |
case GT_SCS0LD:
|
| 621 |
case GT_SCS0HD:
|
| 622 |
case GT_SCS1LD:
|
| 623 |
case GT_SCS1HD:
|
| 624 |
case GT_SCS2LD:
|
| 625 |
case GT_SCS2HD:
|
| 626 |
case GT_SCS3LD:
|
| 627 |
case GT_SCS3HD:
|
| 628 |
case GT_CS0LD:
|
| 629 |
case GT_CS0HD:
|
| 630 |
case GT_CS1LD:
|
| 631 |
case GT_CS1HD:
|
| 632 |
case GT_CS2LD:
|
| 633 |
case GT_CS2HD:
|
| 634 |
case GT_CS3LD:
|
| 635 |
case GT_CS3HD:
|
| 636 |
case GT_BOOTLD:
|
| 637 |
case GT_BOOTHD:
|
| 638 |
case GT_ADERR:
|
| 639 |
val = s->regs[saddr]; |
| 640 |
break;
|
| 641 |
|
| 642 |
/* SDRAM Configuration */
|
| 643 |
case GT_SDRAM_CFG:
|
| 644 |
case GT_SDRAM_OPMODE:
|
| 645 |
case GT_SDRAM_BM:
|
| 646 |
case GT_SDRAM_ADDRDECODE:
|
| 647 |
val = s->regs[saddr]; |
| 648 |
break;
|
| 649 |
|
| 650 |
/* SDRAM Parameters */
|
| 651 |
case GT_SDRAM_B0:
|
| 652 |
case GT_SDRAM_B1:
|
| 653 |
case GT_SDRAM_B2:
|
| 654 |
case GT_SDRAM_B3:
|
| 655 |
/* We don't simulate electrical parameters of the SDRAM.
|
| 656 |
Just return the last written value. */
|
| 657 |
val = s->regs[saddr]; |
| 658 |
break;
|
| 659 |
|
| 660 |
/* Device Parameters */
|
| 661 |
case GT_DEV_B0:
|
| 662 |
case GT_DEV_B1:
|
| 663 |
case GT_DEV_B2:
|
| 664 |
case GT_DEV_B3:
|
| 665 |
case GT_DEV_BOOT:
|
| 666 |
val = s->regs[saddr]; |
| 667 |
break;
|
| 668 |
|
| 669 |
/* DMA Record */
|
| 670 |
case GT_DMA0_CNT:
|
| 671 |
case GT_DMA1_CNT:
|
| 672 |
case GT_DMA2_CNT:
|
| 673 |
case GT_DMA3_CNT:
|
| 674 |
case GT_DMA0_SA:
|
| 675 |
case GT_DMA1_SA:
|
| 676 |
case GT_DMA2_SA:
|
| 677 |
case GT_DMA3_SA:
|
| 678 |
case GT_DMA0_DA:
|
| 679 |
case GT_DMA1_DA:
|
| 680 |
case GT_DMA2_DA:
|
| 681 |
case GT_DMA3_DA:
|
| 682 |
case GT_DMA0_NEXT:
|
| 683 |
case GT_DMA1_NEXT:
|
| 684 |
case GT_DMA2_NEXT:
|
| 685 |
case GT_DMA3_NEXT:
|
| 686 |
case GT_DMA0_CUR:
|
| 687 |
case GT_DMA1_CUR:
|
| 688 |
case GT_DMA2_CUR:
|
| 689 |
case GT_DMA3_CUR:
|
| 690 |
val = s->regs[saddr]; |
| 691 |
break;
|
| 692 |
|
| 693 |
/* DMA Channel Control */
|
| 694 |
case GT_DMA0_CTRL:
|
| 695 |
case GT_DMA1_CTRL:
|
| 696 |
case GT_DMA2_CTRL:
|
| 697 |
case GT_DMA3_CTRL:
|
| 698 |
val = s->regs[saddr]; |
| 699 |
break;
|
| 700 |
|
| 701 |
/* DMA Arbiter */
|
| 702 |
case GT_DMA_ARB:
|
| 703 |
val = s->regs[saddr]; |
| 704 |
break;
|
| 705 |
|
| 706 |
/* Timer/Counter */
|
| 707 |
case GT_TC0:
|
| 708 |
case GT_TC1:
|
| 709 |
case GT_TC2:
|
| 710 |
case GT_TC3:
|
| 711 |
case GT_TC_CONTROL:
|
| 712 |
val = s->regs[saddr]; |
| 713 |
break;
|
| 714 |
|
| 715 |
/* PCI Internal */
|
| 716 |
case GT_PCI0_CFGADDR:
|
| 717 |
val = s->pci->config_reg; |
| 718 |
break;
|
| 719 |
case GT_PCI0_CFGDATA:
|
| 720 |
if (!(s->pci->config_reg & (1u << 31))) |
| 721 |
val = 0xffffffff;
|
| 722 |
else
|
| 723 |
val = pci_data_read(s->pci->bus, s->pci->config_reg, 4);
|
| 724 |
break;
|
| 725 |
|
| 726 |
case GT_PCI0_CMD:
|
| 727 |
case GT_PCI0_TOR:
|
| 728 |
case GT_PCI0_BS_SCS10:
|
| 729 |
case GT_PCI0_BS_SCS32:
|
| 730 |
case GT_PCI0_BS_CS20:
|
| 731 |
case GT_PCI0_BS_CS3BT:
|
| 732 |
case GT_PCI1_IACK:
|
| 733 |
case GT_PCI0_BARE:
|
| 734 |
case GT_PCI0_PREFMBR:
|
| 735 |
case GT_PCI0_SCS10_BAR:
|
| 736 |
case GT_PCI0_SCS32_BAR:
|
| 737 |
case GT_PCI0_CS20_BAR:
|
| 738 |
case GT_PCI0_CS3BT_BAR:
|
| 739 |
case GT_PCI0_SSCS10_BAR:
|
| 740 |
case GT_PCI0_SSCS32_BAR:
|
| 741 |
case GT_PCI0_SCS3BT_BAR:
|
| 742 |
case GT_PCI1_CMD:
|
| 743 |
case GT_PCI1_TOR:
|
| 744 |
case GT_PCI1_BS_SCS10:
|
| 745 |
case GT_PCI1_BS_SCS32:
|
| 746 |
case GT_PCI1_BS_CS20:
|
| 747 |
case GT_PCI1_BS_CS3BT:
|
| 748 |
case GT_PCI1_BARE:
|
| 749 |
case GT_PCI1_PREFMBR:
|
| 750 |
case GT_PCI1_SCS10_BAR:
|
| 751 |
case GT_PCI1_SCS32_BAR:
|
| 752 |
case GT_PCI1_CS20_BAR:
|
| 753 |
case GT_PCI1_CS3BT_BAR:
|
| 754 |
case GT_PCI1_SSCS10_BAR:
|
| 755 |
case GT_PCI1_SSCS32_BAR:
|
| 756 |
case GT_PCI1_SCS3BT_BAR:
|
| 757 |
case GT_PCI1_CFGADDR:
|
| 758 |
case GT_PCI1_CFGDATA:
|
| 759 |
val = s->regs[saddr]; |
| 760 |
break;
|
| 761 |
|
| 762 |
/* Interrupts */
|
| 763 |
case GT_INTRCAUSE:
|
| 764 |
val = s->regs[saddr]; |
| 765 |
dprintf("INTRCAUSE %x\n", val);
|
| 766 |
break;
|
| 767 |
case GT_INTRMASK:
|
| 768 |
val = s->regs[saddr]; |
| 769 |
dprintf("INTRMASK %x\n", val);
|
| 770 |
break;
|
| 771 |
case GT_PCI0_ICMASK:
|
| 772 |
val = s->regs[saddr]; |
| 773 |
dprintf("ICMASK %x\n", val);
|
| 774 |
break;
|
| 775 |
case GT_PCI0_SERR0MASK:
|
| 776 |
val = s->regs[saddr]; |
| 777 |
dprintf("SERR0MASK %x\n", val);
|
| 778 |
break;
|
| 779 |
|
| 780 |
/* Reserved when only PCI_0 is configured. */
|
| 781 |
case GT_HINTRCAUSE:
|
| 782 |
case GT_CPU_INTSEL:
|
| 783 |
case GT_PCI0_INTSEL:
|
| 784 |
case GT_HINTRMASK:
|
| 785 |
case GT_PCI0_HICMASK:
|
| 786 |
case GT_PCI1_SERR1MASK:
|
| 787 |
val = s->regs[saddr]; |
| 788 |
break;
|
| 789 |
|
| 790 |
default:
|
| 791 |
val = s->regs[saddr]; |
| 792 |
dprintf ("Bad register offset 0x%x\n", (int)addr); |
| 793 |
break;
|
| 794 |
} |
| 795 |
|
| 796 |
#ifdef TARGET_WORDS_BIGENDIAN
|
| 797 |
val = bswap32(val); |
| 798 |
#endif
|
| 799 |
return val;
|
| 800 |
} |
| 801 |
|
| 802 |
static CPUWriteMemoryFunc *gt64120_write[] = {
|
| 803 |
>64120_writel, |
| 804 |
>64120_writel, |
| 805 |
>64120_writel, |
| 806 |
}; |
| 807 |
|
| 808 |
static CPUReadMemoryFunc *gt64120_read[] = {
|
| 809 |
>64120_readl, |
| 810 |
>64120_readl, |
| 811 |
>64120_readl, |
| 812 |
}; |
| 813 |
|
| 814 |
static int pci_gt64120_map_irq(PCIDevice *pci_dev, int irq_num) |
| 815 |
{
|
| 816 |
int slot;
|
| 817 |
|
| 818 |
slot = (pci_dev->devfn >> 3);
|
| 819 |
|
| 820 |
switch (slot) {
|
| 821 |
/* PIIX4 USB */
|
| 822 |
case 10: |
| 823 |
return 3; |
| 824 |
/* AMD 79C973 Ethernet */
|
| 825 |
case 11: |
| 826 |
return 1; |
| 827 |
/* Crystal 4281 Sound */
|
| 828 |
case 12: |
| 829 |
return 2; |
| 830 |
/* PCI slot 1 to 4 */
|
| 831 |
case 18 ... 21: |
| 832 |
return ((slot - 18) + irq_num) & 0x03; |
| 833 |
/* Unknown device, don't do any translation */
|
| 834 |
default:
|
| 835 |
return irq_num;
|
| 836 |
} |
| 837 |
} |
| 838 |
|
| 839 |
extern PCIDevice *piix4_dev;
|
| 840 |
static int pci_irq_levels[4]; |
| 841 |
|
| 842 |
static void pci_gt64120_set_irq(qemu_irq *pic, int irq_num, int level) |
| 843 |
{
|
| 844 |
int i, pic_irq, pic_level;
|
| 845 |
|
| 846 |
pci_irq_levels[irq_num] = level; |
| 847 |
|
| 848 |
/* now we change the pic irq level according to the piix irq mappings */
|
| 849 |
/* XXX: optimize */
|
| 850 |
pic_irq = piix4_dev->config[0x60 + irq_num];
|
| 851 |
if (pic_irq < 16) { |
| 852 |
/* The pic level is the logical OR of all the PCI irqs mapped
|
| 853 |
to it */
|
| 854 |
pic_level = 0;
|
| 855 |
for (i = 0; i < 4; i++) { |
| 856 |
if (pic_irq == piix4_dev->config[0x60 + i]) |
| 857 |
pic_level |= pci_irq_levels[i]; |
| 858 |
} |
| 859 |
qemu_set_irq(pic[pic_irq], pic_level); |
| 860 |
} |
| 861 |
} |
| 862 |
|
| 863 |
|
| 864 |
void gt64120_reset(void *opaque) |
| 865 |
{
|
| 866 |
GT64120State *s = opaque; |
| 867 |
|
| 868 |
/* CPU Configuration */
|
| 869 |
#ifdef TARGET_WORDS_BIGENDIAN
|
| 870 |
s->regs[GT_CPU] = 0x00000000;
|
| 871 |
#else
|
| 872 |
s->regs[GT_CPU] = 0x00001000;
|
| 873 |
#endif
|
| 874 |
s->regs[GT_MULTI] = 0x00000000;
|
| 875 |
|
| 876 |
/* CPU Address decode FIXME: not complete*/
|
| 877 |
s->regs[GT_PCI0IOLD] = 0x00000080;
|
| 878 |
s->regs[GT_PCI0IOHD] = 0x0000000f;
|
| 879 |
s->regs[GT_PCI0M0LD] = 0x00000090;
|
| 880 |
s->regs[GT_PCI0M0HD] = 0x0000001f;
|
| 881 |
s->regs[GT_PCI0M1LD] = 0x00000790;
|
| 882 |
s->regs[GT_PCI0M1HD] = 0x0000001f;
|
| 883 |
s->regs[GT_PCI1IOLD] = 0x00000100;
|
| 884 |
s->regs[GT_PCI1IOHD] = 0x0000000f;
|
| 885 |
s->regs[GT_PCI1M0LD] = 0x00000110;
|
| 886 |
s->regs[GT_PCI1M0HD] = 0x0000001f;
|
| 887 |
s->regs[GT_PCI1M1LD] = 0x00000120;
|
| 888 |
s->regs[GT_PCI1M1HD] = 0x0000002f;
|
| 889 |
s->regs[GT_PCI0IOREMAP] = 0x00000080;
|
| 890 |
s->regs[GT_PCI0M0REMAP] = 0x00000090;
|
| 891 |
s->regs[GT_PCI0M1REMAP] = 0x00000790;
|
| 892 |
s->regs[GT_PCI1IOREMAP] = 0x00000100;
|
| 893 |
s->regs[GT_PCI1M0REMAP] = 0x00000110;
|
| 894 |
s->regs[GT_PCI1M1REMAP] = 0x00000120;
|
| 895 |
|
| 896 |
/* CPU Error Report */
|
| 897 |
s->regs[GT_CPUERR_ADDRLO] = 0x00000000;
|
| 898 |
s->regs[GT_CPUERR_ADDRHI] = 0x00000000;
|
| 899 |
s->regs[GT_CPUERR_DATALO] = 0xffffffff;
|
| 900 |
s->regs[GT_CPUERR_DATAHI] = 0xffffffff;
|
| 901 |
s->regs[GT_CPUERR_PARITY] = 0x000000ff;
|
| 902 |
|
| 903 |
/* ECC */
|
| 904 |
s->regs[GT_ECC_ERRDATALO] = 0x00000000;
|
| 905 |
s->regs[GT_ECC_ERRDATAHI] = 0x00000000;
|
| 906 |
s->regs[GT_ECC_MEM] = 0x00000000;
|
| 907 |
s->regs[GT_ECC_CALC] = 0x00000000;
|
| 908 |
s->regs[GT_ECC_ERRADDR] = 0x00000000;
|
| 909 |
|
| 910 |
/* SDRAM Parameters */
|
| 911 |
s->regs[GT_SDRAM_B0] = 0x00000005;
|
| 912 |
s->regs[GT_SDRAM_B1] = 0x00000005;
|
| 913 |
s->regs[GT_SDRAM_B2] = 0x00000005;
|
| 914 |
s->regs[GT_SDRAM_B3] = 0x00000005;
|
| 915 |
|
| 916 |
/* PCI Internal FIXME: not complete*/
|
| 917 |
#ifdef TARGET_WORDS_BIGENDIAN
|
| 918 |
s->regs[GT_PCI0_CMD] = 0x00000000;
|
| 919 |
s->regs[GT_PCI1_CMD] = 0x00000000;
|
| 920 |
#else
|
| 921 |
s->regs[GT_PCI0_CMD] = 0x00010001;
|
| 922 |
s->regs[GT_PCI1_CMD] = 0x00010001;
|
| 923 |
#endif
|
| 924 |
s->regs[GT_PCI0_IACK] = 0x00000000;
|
| 925 |
s->regs[GT_PCI1_IACK] = 0x00000000;
|
| 926 |
|
| 927 |
gt64120_pci_mapping(s); |
| 928 |
} |
| 929 |
|
| 930 |
static uint32_t gt64120_read_config(PCIDevice *d, uint32_t address, int len) |
| 931 |
{
|
| 932 |
uint32_t val = pci_default_read_config(d, address, len); |
| 933 |
#ifdef TARGET_WORDS_BIGENDIAN
|
| 934 |
val = bswap32(val); |
| 935 |
#endif
|
| 936 |
return val;
|
| 937 |
} |
| 938 |
|
| 939 |
static void gt64120_write_config(PCIDevice *d, uint32_t address, uint32_t val, |
| 940 |
int len)
|
| 941 |
{
|
| 942 |
#ifdef TARGET_WORDS_BIGENDIAN
|
| 943 |
val = bswap32(val); |
| 944 |
#endif
|
| 945 |
pci_default_write_config(d, address, val, len); |
| 946 |
} |
| 947 |
|
| 948 |
static void gt64120_save(QEMUFile* f, void *opaque) |
| 949 |
{
|
| 950 |
PCIDevice *d = opaque; |
| 951 |
pci_device_save(d, f); |
| 952 |
} |
| 953 |
|
| 954 |
static int gt64120_load(QEMUFile* f, void *opaque, int version_id) |
| 955 |
{
|
| 956 |
PCIDevice *d = opaque; |
| 957 |
int ret;
|
| 958 |
|
| 959 |
if (version_id != 1) |
| 960 |
return -EINVAL;
|
| 961 |
ret = pci_device_load(d, f); |
| 962 |
if (ret < 0) |
| 963 |
return ret;
|
| 964 |
return 0; |
| 965 |
} |
| 966 |
|
| 967 |
PCIBus *pci_gt64120_init(qemu_irq *pic) |
| 968 |
{
|
| 969 |
GT64120State *s; |
| 970 |
PCIDevice *d; |
| 971 |
int gt64120;
|
| 972 |
|
| 973 |
s = qemu_mallocz(sizeof(GT64120State));
|
| 974 |
s->pci = qemu_mallocz(sizeof(GT64120PCIState));
|
| 975 |
gt64120_reset(s); |
| 976 |
|
| 977 |
s->pci->bus = pci_register_bus(pci_gt64120_set_irq, pci_gt64120_map_irq, |
| 978 |
pic, 144, 4); |
| 979 |
|
| 980 |
gt64120 = cpu_register_io_memory(0, gt64120_read,
|
| 981 |
gt64120_write, s); |
| 982 |
cpu_register_physical_memory(0x1be00000LL, 0x1000, gt64120); |
| 983 |
|
| 984 |
d = pci_register_device(s->pci->bus, "GT64120 PCI Bus", sizeof(PCIDevice), |
| 985 |
0, gt64120_read_config, gt64120_write_config);
|
| 986 |
|
| 987 |
/* FIXME: Malta specific hw assumptions ahead */
|
| 988 |
|
| 989 |
d->config[0x00] = 0xab; // vendor_id |
| 990 |
d->config[0x01] = 0x11; |
| 991 |
d->config[0x02] = 0x20; // device_id |
| 992 |
d->config[0x03] = 0x46; |
| 993 |
|
| 994 |
d->config[0x04] = 0x00; |
| 995 |
d->config[0x05] = 0x00; |
| 996 |
d->config[0x06] = 0x80; |
| 997 |
d->config[0x07] = 0x02; |
| 998 |
|
| 999 |
d->config[0x08] = 0x10; |
| 1000 |
d->config[0x09] = 0x00; |
| 1001 |
d->config[0x0A] = 0x00; |
| 1002 |
d->config[0x0B] = 0x06; |
| 1003 |
|
| 1004 |
d->config[0x10] = 0x08; |
| 1005 |
d->config[0x14] = 0x08; |
| 1006 |
d->config[0x17] = 0x01; |
| 1007 |
d->config[0x1B] = 0x1c; |
| 1008 |
d->config[0x1F] = 0x1f; |
| 1009 |
d->config[0x23] = 0x14; |
| 1010 |
d->config[0x24] = 0x01; |
| 1011 |
d->config[0x27] = 0x14; |
| 1012 |
d->config[0x3D] = 0x01; |
| 1013 |
|
| 1014 |
register_savevm("GT64120 PCI Bus", 0, 1, gt64120_save, gt64120_load, d); |
| 1015 |
|
| 1016 |
return s->pci->bus;
|
| 1017 |
} |