| wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1 | #include <common.h> |
| 2 | #include <commproc.h> |
| 3 | |
| 4 | #if defined(CFG_I2C_UCODE_PATCH) || defined(CFG_SPI_UCODE_PATCH) |
| 5 | |
| 6 | static void UcodeCopy (volatile cpm8xx_t *cpm); |
| 7 | |
| 8 | void cpm_load_patch (volatile immap_t *immr) |
| 9 | { |
| 10 | immr->im_cpm.cp_rccr &= ~0x0003; /* Disable microcode program area */ |
| 11 | |
| 12 | UcodeCopy ((cpm8xx_t *)&immr->im_cpm); /* Copy ucode patch to DPRAM */ |
| 13 | #ifdef CFG_SPI_UCODE_PATCH |
| 14 | { |
| 15 | volatile spi_t *spi = (spi_t *) & immr->im_cpm.cp_dparam[PROFF_SPI]; |
| 16 | /* Activate the microcode per the instructions in the microcode manual */ |
| 17 | /* NOTE: We're only relocating the SPI parameters (not I2C). */ |
| 18 | immr->im_cpm.cp_cpmcr1 = 0x802a; /* Write Trap register 1 value */ |
| 19 | immr->im_cpm.cp_cpmcr2 = 0x8028; /* Write Trap register 2 value */ |
| 20 | spi->spi_rpbase = CFG_SPI_DPMEM_OFFSET; /* Where to relocte SPI params */ |
| 21 | } |
| 22 | #endif |
| 23 | |
| 24 | #ifdef CFG_I2C_UCODE_PATCH |
| 25 | { |
| 26 | volatile iic_t *iip = (iic_t *) & immr->im_cpm.cp_dparam[PROFF_IIC]; |
| 27 | /* Activate the microcode per the instructions in the microcode manual */ |
| 28 | /* NOTE: We're only relocating the I2C parameters (not SPI). */ |
| 29 | immr->im_cpm.cp_cpmcr3 = 0x802e; /* Write Trap register 3 value */ |
| 30 | immr->im_cpm.cp_cpmcr4 = 0x802c; /* Write Trap register 4 value */ |
| 31 | iip->iic_rpbase = CFG_I2C_DPMEM_OFFSET; /* Where to relocte I2C params */ |
| 32 | } |
| 33 | #endif |
| 34 | |
| 35 | /* |
| wdenk | 8bde7f7 | 2003-06-27 21:31:46 +0000 | [diff] [blame] | 36 | * Enable DPRAM microcode to execute from the first 512 bytes |
| 37 | * and a 256 byte extension of DPRAM. |
| wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 38 | */ |
| 39 | immr->im_cpm.cp_rccr |= 0x0001; |
| 40 | } |
| 41 | |
| 42 | static ulong patch_2000[] = { |
| 43 | 0x7FFFEFD9, 0x3FFD0000, 0x7FFB49F7, 0x7FF90000, |
| 44 | 0x5FEFADF7, 0x5F88ADF7, 0x5FEFAFF7, 0x5F88AFF7, |
| 45 | 0x3A9CFBC8, 0x77CAE1BB, 0xF4DE7FAD, 0xABAE9330, |
| 46 | 0x4E08FDCF, 0x6E0FAFF8, 0x7CCF76CF, 0xFDAFF9CF, |
| 47 | 0xABF88DC8, 0xAB5879F7, 0xB0927383, 0xDFD079F7, |
| 48 | 0xB090E6BB, 0xE5BBE74F, 0xB3FA6F0F, 0x6FFB76CE, |
| 49 | 0xEE0CF9CF, 0x2BFBEFEF, 0xCFEEF9CF, 0x76CEAD23, |
| 50 | 0x90B3DF99, 0x7FDDD0C1, 0x4BF847FD, 0x7CCF76CE, |
| 51 | 0xCFEF77CA, 0x7EAF7FAD, 0x7DFDF0B7, 0xEF7A7FCA, |
| 52 | 0x77CAFBC8, 0x6079E722, 0xFBC85FFF, 0xDFFF5FB3, |
| 53 | 0xFFFBFBC8, 0xF3C894A5, 0xE7C9EDF9, 0x7F9A7FAD, |
| 54 | 0x5F36AFE8, 0x5F5BFFDF, 0xDF95CB9E, 0xAF7D5FC3, |
| 55 | 0xAFED8C1B, 0x5FC3AFDD, 0x5FC5DF99, 0x7EFDB0B3, |
| 56 | 0x5FB3FFFE, 0xABAE5FB3, 0xFFFE5FD0, 0x600BE6BB, |
| 57 | 0x600B5FD0, 0xDFC827FB, 0xEFDF5FCA, 0xCFDE3A9C, |
| 58 | 0xE7C9EDF9, 0xF3C87F9E, 0x54CA7FED, 0x2D3A3637, |
| 59 | 0x756F7E9A, 0xF1CE37EF, 0x2E677FEE, 0x10EBADF8, |
| 60 | 0xEFDECFEA, 0xE52F7D9F, 0xE12BF1CE, 0x5F647E9A, |
| 61 | 0x4DF8CFEA, 0x5F717D9B, 0xEFEECFEA, 0x5F73E522, |
| 62 | 0xEFDE5F73, 0xCFDA0B61, 0x7385DF61, 0xE7C9EDF9, |
| 63 | 0x7E9A30D5, 0x1458BFFF, 0xF3C85FFF, 0xDFFFA7F8, |
| 64 | 0x5F5BBFFE, 0x7F7D10D0, 0x144D5F33, 0xBFFFAF78, |
| 65 | 0x5F5BBFFD, 0xA7F85F33, 0xBFFE77FD, 0x30BD4E08, |
| 66 | 0xFDCFE5FF, 0x6E0FAFF8, 0x7EEF7E9F, 0xFDEFF1CF, |
| 67 | 0x5F17ABF8, 0x0D5B5F5B, 0xFFEF79F7, 0x309EAFDD, |
| 68 | 0x5F3147F8, 0x5F31AFED, 0x7FDD50AF, 0x497847FD, |
| 69 | 0x7F9E7FED, 0x7DFD70A9, 0xEF7E7ECE, 0x6BA07F9E, |
| 70 | 0x2D227EFD, 0x30DB5F5B, 0xFFFD5F5B, 0xFFEF5F5B, |
| 71 | 0xFFDF0C9C, 0xAFED0A9A, 0xAFDD0C37, 0x5F37AFBD, |
| 72 | 0x7FBDB081, 0x5F8147F8, |
| 73 | }; |
| 74 | |
| 75 | static ulong patch_2F00[] = { |
| 76 | 0x3E303430, 0x34343737, 0xABBF9B99, 0x4B4FBDBD, |
| 77 | 0x59949334, 0x9FFF37FB, 0x9B177DD9, 0x936956BB, |
| 78 | 0xFBDD697B, 0xDD2FD113, 0x1DB9F7BB, 0x36313963, |
| 79 | 0x79373369, 0x3193137F, 0x7331737A, 0xF7BB9B99, |
| 80 | 0x9BB19795, 0x77FDFD3D, 0x573B773F, 0x737933F7, |
| 81 | 0xB991D115, 0x31699315, 0x31531694, 0xBF4FBDBD, |
| 82 | 0x35931497, 0x35376956, 0xBD697B9D, 0x96931313, |
| 83 | 0x19797937, 0x69350000, |
| 84 | }; |
| 85 | |
| 86 | static void UcodeCopy (volatile cpm8xx_t *cpm) |
| 87 | { |
| 88 | vu_long *p; |
| 89 | int i; |
| 90 | |
| 91 | p = (vu_long *)&(cpm->cp_dpmem[0x0000]); |
| 92 | for (i=0; i < sizeof(patch_2000)/4; ++i) { |
| 93 | p[i] = patch_2000[i]; |
| 94 | } |
| 95 | |
| 96 | p = (vu_long *)&(cpm->cp_dpmem[0x0F00]); |
| 97 | for (i=0; i < sizeof(patch_2F00)/4; ++i) { |
| 98 | p[i] = patch_2F00[i]; |
| 99 | } |
| 100 | } |
| 101 | |
| 102 | #endif /* CFG_I2C_UCODE_PATCH, CFG_SPI_UCODE_PATCH */ |