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WSL2-Linux-Kernel
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WSL2-Linux-Kernel/arch/powerpc/sysdev/micropatch.c

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11 KiB
C
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/* Microcode patches for the CPM as supplied by Motorola.
* This is the one for IIC/SPI. There is a newer one that
* also relocates SMC2, but this would require additional changes
* to uart.c, so I am holding off on that for a moment.
*/
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/param.h>
#include <linux/string.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
#include <asm/irq.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/8xx_immap.h>
#include <asm/cpm.h>
#include <asm/cpm1.h>
/*
* I2C/SPI relocation patch arrays.
*/
#ifdef CONFIG_I2C_SPI_UCODE_PATCH
static uint patch_2000[] __initdata = {
0x7FFFEFD9,
0x3FFD0000,
0x7FFB49F7,
0x7FF90000,
0x5FEFADF7,
0x5F89ADF7,
0x5FEFAFF7,
0x5F89AFF7,
0x3A9CFBC8,
0xE7C0EDF0,
0x77C1E1BB,
0xF4DC7F1D,
0xABAD932F,
0x4E08FDCF,
0x6E0FAFF8,
0x7CCF76CF,
0xFD1FF9CF,
0xABF88DC6,
0xAB5679F7,
0xB0937383,
0xDFCE79F7,
0xB091E6BB,
0xE5BBE74F,
0xB3FA6F0F,
0x6FFB76CE,
0xEE0DF9CF,
0x2BFBEFEF,
0xCFEEF9CF,
0x76CEAD24,
0x90B2DF9A,
0x7FDDD0BF,
0x4BF847FD,
0x7CCF76CE,
0xCFEF7E1F,
0x7F1D7DFD,
0xF0B6EF71,
0x7FC177C1,
0xFBC86079,
0xE722FBC8,
0x5FFFDFFF,
0x5FB2FFFB,
0xFBC8F3C8,
0x94A67F01,
0x7F1D5F39,
0xAFE85F5E,
0xFFDFDF96,
0xCB9FAF7D,
0x5FC1AFED,
0x8C1C5FC1,
0xAFDD5FC3,
0xDF9A7EFD,
0xB0B25FB2,
0xFFFEABAD,
0x5FB2FFFE,
0x5FCE600B,
0xE6BB600B,
0x5FCEDFC6,
0x27FBEFDF,
0x5FC8CFDE,
0x3A9CE7C0,
0xEDF0F3C8,
0x7F0154CD,
0x7F1D2D3D,
0x363A7570,
0x7E0AF1CE,
0x37EF2E68,
0x7FEE10EC,
0xADF8EFDE,
0xCFEAE52F,
0x7D0FE12B,
0xF1CE5F65,
0x7E0A4DF8,
0xCFEA5F72,
0x7D0BEFEE,
0xCFEA5F74,
0xE522EFDE,
0x5F74CFDA,
0x0B627385,
0xDF627E0A,
0x30D8145B,
0xBFFFF3C8,
0x5FFFDFFF,
0xA7F85F5E,
0xBFFE7F7D,
0x10D31450,
0x5F36BFFF,
0xAF785F5E,
0xBFFDA7F8,
0x5F36BFFE,
0x77FD30C0,
0x4E08FDCF,
0xE5FF6E0F,
0xAFF87E1F,
0x7E0FFD1F,
0xF1CF5F1B,
0xABF80D5E,
0x5F5EFFEF,
0x79F730A2,
0xAFDD5F34,
0x47F85F34,
0xAFED7FDD,
0x50B24978,
0x47FD7F1D,
0x7DFD70AD,
0xEF717EC1,
0x6BA47F01,
0x2D267EFD,
0x30DE5F5E,
0xFFFD5F5E,
0xFFEF5F5E,
0xFFDF0CA0,
0xAFED0A9E,
0xAFDD0C3A,
0x5F3AAFBD,
0x7FBDB082,
0x5F8247F8
};
static uint patch_2f00[] __initdata = {
0x3E303430,
0x34343737,
0xABF7BF9B,
0x994B4FBD,
0xBD599493,
0x349FFF37,
0xFB9B177D,
0xD9936956,
0xBBFDD697,
0xBDD2FD11,
0x31DB9BB3,
0x63139637,
0x93733693,
0x193137F7,
0x331737AF,
0x7BB9B999,
0xBB197957,
0x7FDFD3D5,
0x73B773F7,
0x37933B99,
0x1D115316,
0x99315315,
0x31694BF4,
0xFBDBD359,
0x31497353,
0x76956D69,
0x7B9D9693,
0x13131979,
0x79376935
};
#endif
/*
* I2C/SPI/SMC1 relocation patch arrays.
*/
#ifdef CONFIG_I2C_SPI_SMC1_UCODE_PATCH
static uint patch_2000[] __initdata = {
0x3fff0000,
0x3ffd0000,
0x3ffb0000,
0x3ff90000,
0x5f13eff8,
0x5eb5eff8,
0x5f88adf7,
0x5fefadf7,
0x3a9cfbc8,
0x77cae1bb,
0xf4de7fad,
0xabae9330,
0x4e08fdcf,
0x6e0faff8,
0x7ccf76cf,
0xfdaff9cf,
0xabf88dc8,
0xab5879f7,
0xb0925d8d,
0xdfd079f7,
0xb090e6bb,
0xe5bbe74f,
0x9e046f0f,
0x6ffb76ce,
0xee0cf9cf,
0x2bfbefef,
0xcfeef9cf,
0x76cead23,
0x90b3df99,
0x7fddd0c1,
0x4bf847fd,
0x7ccf76ce,
0xcfef77ca,
0x7eaf7fad,
0x7dfdf0b7,
0xef7a7fca,
0x77cafbc8,
0x6079e722,
0xfbc85fff,
0xdfff5fb3,
0xfffbfbc8,
0xf3c894a5,
0xe7c9edf9,
0x7f9a7fad,
0x5f36afe8,
0x5f5bffdf,
0xdf95cb9e,
0xaf7d5fc3,
0xafed8c1b,
0x5fc3afdd,
0x5fc5df99,
0x7efdb0b3,
0x5fb3fffe,
0xabae5fb3,
0xfffe5fd0,
0x600be6bb,
0x600b5fd0,
0xdfc827fb,
0xefdf5fca,
0xcfde3a9c,
0xe7c9edf9,
0xf3c87f9e,
0x54ca7fed,
0x2d3a3637,
0x756f7e9a,
0xf1ce37ef,
0x2e677fee,
0x10ebadf8,
0xefdecfea,
0xe52f7d9f,
0xe12bf1ce,
0x5f647e9a,
0x4df8cfea,
0x5f717d9b,
0xefeecfea,
0x5f73e522,
0xefde5f73,
0xcfda0b61,
0x5d8fdf61,
0xe7c9edf9,
0x7e9a30d5,
0x1458bfff,
0xf3c85fff,
0xdfffa7f8,
0x5f5bbffe,
0x7f7d10d0,
0x144d5f33,
0xbfffaf78,
0x5f5bbffd,
0xa7f85f33,
0xbffe77fd,
0x30bd4e08,
0xfdcfe5ff,
0x6e0faff8,
0x7eef7e9f,
0xfdeff1cf,
0x5f17abf8,
0x0d5b5f5b,
0xffef79f7,
0x309eafdd,
0x5f3147f8,
0x5f31afed,
0x7fdd50af,
0x497847fd,
0x7f9e7fed,
0x7dfd70a9,
0xef7e7ece,
0x6ba07f9e,
0x2d227efd,
0x30db5f5b,
0xfffd5f5b,
0xffef5f5b,
0xffdf0c9c,
0xafed0a9a,
0xafdd0c37,
0x5f37afbd,
0x7fbdb081,
0x5f8147f8,
0x3a11e710,
0xedf0ccdd,
0xf3186d0a,
0x7f0e5f06,
0x7fedbb38,
0x3afe7468,
0x7fedf4fc,
0x8ffbb951,
0xb85f77fd,
0xb0df5ddd,
0xdefe7fed,
0x90e1e74d,
0x6f0dcbf7,
0xe7decfed,
0xcb74cfed,
0xcfeddf6d,
0x91714f74,
0x5dd2deef,
0x9e04e7df,
0xefbb6ffb,
0xe7ef7f0e,
0x9e097fed,
0xebdbeffa,
0xeb54affb,
0x7fea90d7,
0x7e0cf0c3,
0xbffff318,
0x5fffdfff,
0xac59efea,
0x7fce1ee5,
0xe2ff5ee1,
0xaffbe2ff,
0x5ee3affb,
0xf9cc7d0f,
0xaef8770f,
0x7d0fb0c6,
0xeffbbfff,
0xcfef5ede,
0x7d0fbfff,
0x5ede4cf8,
0x7fddd0bf,
0x49f847fd,
0x7efdf0bb,
0x7fedfffd,
0x7dfdf0b7,
0xef7e7e1e,
0x5ede7f0e,
0x3a11e710,
0xedf0ccab,
0xfb18ad2e,
0x1ea9bbb8,
0x74283b7e,
0x73c2e4bb,
0x2ada4fb8,
0xdc21e4bb,
0xb2a1ffbf,
0x5e2c43f8,
0xfc87e1bb,
0xe74ffd91,
0x6f0f4fe8,
0xc7ba32e2,
0xf396efeb,
0x600b4f78,
0xe5bb760b,
0x53acaef8,
0x4ef88b0e,
0xcfef9e09,
0xabf8751f,
0xefef5bac,
0x741f4fe8,
0x751e760d,
0x7fdbf081,
0x741cafce,
0xefcc7fce,
0x751e70ac,
0x741ce7bb,
0x3372cfed,
0xafdbefeb,
0xe5bb760b,
0x53f2aef8,
0xafe8e7eb,
0x4bf8771e,
0x7e247fed,
0x4fcbe2cc,
0x7fbc30a9,
0x7b0f7a0f,
0x34d577fd,
0x308b5db7,
0xde553e5f,
0xaf78741f,
0x741f30f0,
0xcfef5e2c,
0x741f3eac,
0xafb8771e,
0x5e677fed,
0x0bd3e2cc,
0x741ccfec,
0xe5ca53cd,
0x6fcb4f74,
0x5dadde4b,
0x2ab63d38,
0x4bb3de30,
0x751f741c,
0x6c42effa,
0xefea7fce,
0x6ffc30be,
0xefec3fca,
0x30b3de2e,
0xadf85d9e,
0xaf7daefd,
0x5d9ede2e,
0x5d9eafdd,
0x761f10ac,
0x1da07efd,
0x30adfffe,
0x4908fb18,
0x5fffdfff,
0xafbb709b,
0x4ef85e67,
0xadf814ad,
0x7a0f70ad,
0xcfef50ad,
0x7a0fde30,
0x5da0afed,
0x3c12780f,
0xefef780f,
0xefef790f,
0xa7f85e0f,
0xffef790f,
0xefef790f,
0x14adde2e,
0x5d9eadfd,
0x5e2dfffb,
0xe79addfd,
0xeff96079,
0x607ae79a,
0xddfceff9,
0x60795dff,
0x607acfef,
0xefefefdf,
0xefbfef7f,
0xeeffedff,
0xebffe7ff,
0xafefafdf,
0xafbfaf7f,
0xaeffadff,
0xabffa7ff,
0x6fef6fdf,
0x6fbf6f7f,
0x6eff6dff,
0x6bff67ff,
0x2fef2fdf,
0x2fbf2f7f,
0x2eff2dff,
0x2bff27ff,
0x4e08fd1f,
0xe5ff6e0f,
0xaff87eef,
0x7e0ffdef,
0xf11f6079,
0xabf8f542,
0x7e0af11c,
0x37cfae3a,
0x7fec90be,
0xadf8efdc,
0xcfeae52f,
0x7d0fe12b,
0xf11c6079,
0x7e0a4df8,
0xcfea5dc4,
0x7d0befec,
0xcfea5dc6,
0xe522efdc,
0x5dc6cfda,
0x4e08fd1f,
0x6e0faff8,
0x7c1f761f,
0xfdeff91f,
0x6079abf8,
0x761cee24,
0xf91f2bfb,
0xefefcfec,
0xf91f6079,
0x761c27fb,
0xefdf5da7,
0xcfdc7fdd,
0xd09c4bf8,
0x47fd7c1f,
0x761ccfcf,
0x7eef7fed,
0x7dfdf093,
0xef7e7f1e,
0x771efb18,
0x6079e722,
0xe6bbe5bb,
0xae0ae5bb,
0x600bae85,
0xe2bbe2bb,
0xe2bbe2bb,
0xaf02e2bb,
0xe2bb2ff9,
0x6079e2bb
};
static uint patch_2f00[] __initdata = {
0x30303030,
0x3e3e3434,
0xabbf9b99,
0x4b4fbdbd,
0x59949334,
0x9fff37fb,
0x9b177dd9,
0x936956bb,
0xfbdd697b,
0xdd2fd113,
0x1db9f7bb,
0x36313963,
0x79373369,
0x3193137f,
0x7331737a,
0xf7bb9b99,
0x9bb19795,
0x77fdfd3d,
0x573b773f,
0x737933f7,
0xb991d115,
0x31699315,
0x31531694,
0xbf4fbdbd,
0x35931497,
0x35376956,
0xbd697b9d,
0x96931313,
0x19797937,
0x6935af78,
0xb9b3baa3,
0xb8788683,
0x368f78f7,
0x87778733,
0x3ffffb3b,
0x8e8f78b8,
0x1d118e13,
0xf3ff3f8b,
0x6bd8e173,
0xd1366856,
0x68d1687b,
0x3daf78b8,
0x3a3a3f87,
0x8f81378f,
0xf876f887,
0x77fd8778,
0x737de8d6,
0xbbf8bfff,
0xd8df87f7,
0xfd876f7b,
0x8bfff8bd,
0x8683387d,
0xb873d87b,
0x3b8fd7f8,
0xf7338883,
0xbb8ee1f8,
0xef837377,
0x3337b836,
0x817d11f8,
0x7378b878,
0xd3368b7d,
0xed731b7d,
0x833731f3,
0xf22f3f23
};
static uint patch_2e00[] __initdata = {
0x27eeeeee,
0xeeeeeeee,
0xeeeeeeee,
0xeeeeeeee,
0xee4bf4fb,
0xdbd259bb,
0x1979577f,
0xdfd2d573,
0xb773f737,
0x4b4fbdbd,
0x25b9b177,
0xd2d17376,
0x956bbfdd,
0x697bdd2f,
0xff9f79ff,
0xff9ff22f
};
#endif
/*
* USB SOF patch arrays.
*/
#ifdef CONFIG_USB_SOF_UCODE_PATCH
static uint patch_2000[] __initdata = {
0x7fff0000,
0x7ffd0000,
0x7ffb0000,
0x49f7ba5b,
0xba383ffb,
0xf9b8b46d,
0xe5ab4e07,
0xaf77bffe,
0x3f7bbf79,
0xba5bba38,
0xe7676076,
0x60750000
};
static uint patch_2f00[] __initdata = {
0x3030304c,
0xcab9e441,
0xa1aaf220
};
#endif
void __init cpm_load_patch(cpm8xx_t *cp)
{
volatile uint *dp; /* Dual-ported RAM. */
volatile cpm8xx_t *commproc;
#if defined(CONFIG_I2C_SPI_UCODE_PATCH) || \
defined(CONFIG_I2C_SPI_SMC1_UCODE_PATCH)
volatile iic_t *iip;
volatile struct spi_pram *spp;
#ifdef CONFIG_I2C_SPI_SMC1_UCODE_PATCH
volatile smc_uart_t *smp;
#endif
#endif
int i;
commproc = cp;
#ifdef CONFIG_USB_SOF_UCODE_PATCH
commproc->cp_rccr = 0;
dp = (uint *)(commproc->cp_dpmem);
for (i=0; i<(sizeof(patch_2000)/4); i++)
*dp++ = patch_2000[i];
dp = (uint *)&(commproc->cp_dpmem[0x0f00]);
for (i=0; i<(sizeof(patch_2f00)/4); i++)
*dp++ = patch_2f00[i];
commproc->cp_rccr = 0x0009;
printk("USB SOF microcode patch installed\n");
#endif /* CONFIG_USB_SOF_UCODE_PATCH */
#if defined(CONFIG_I2C_SPI_UCODE_PATCH) || \
defined(CONFIG_I2C_SPI_SMC1_UCODE_PATCH)
commproc->cp_rccr = 0;
dp = (uint *)(commproc->cp_dpmem);
for (i=0; i<(sizeof(patch_2000)/4); i++)
*dp++ = patch_2000[i];
dp = (uint *)&(commproc->cp_dpmem[0x0f00]);
for (i=0; i<(sizeof(patch_2f00)/4); i++)
*dp++ = patch_2f00[i];
iip = (iic_t *)&commproc->cp_dparam[PROFF_IIC];
# define RPBASE 0x0500
iip->iic_rpbase = RPBASE;
/* Put SPI above the IIC, also 32-byte aligned.
*/
i = (RPBASE + sizeof(iic_t) + 31) & ~31;
spp = (struct spi_pram *)&commproc->cp_dparam[PROFF_SPI];
spp->rpbase = i;
# if defined(CONFIG_I2C_SPI_UCODE_PATCH)
commproc->cp_cpmcr1 = 0x802a;
commproc->cp_cpmcr2 = 0x8028;
commproc->cp_cpmcr3 = 0x802e;
commproc->cp_cpmcr4 = 0x802c;
commproc->cp_rccr = 1;
printk("I2C/SPI microcode patch installed.\n");
# endif /* CONFIG_I2C_SPI_UCODE_PATCH */
# if defined(CONFIG_I2C_SPI_SMC1_UCODE_PATCH)
dp = (uint *)&(commproc->cp_dpmem[0x0e00]);
for (i=0; i<(sizeof(patch_2e00)/4); i++)
*dp++ = patch_2e00[i];
commproc->cp_cpmcr1 = 0x8080;
commproc->cp_cpmcr2 = 0x808a;
commproc->cp_cpmcr3 = 0x8028;
commproc->cp_cpmcr4 = 0x802a;
commproc->cp_rccr = 3;
smp = (smc_uart_t *)&commproc->cp_dparam[PROFF_SMC1];
smp->smc_rpbase = 0x1FC0;
printk("I2C/SPI/SMC1 microcode patch installed.\n");
# endif /* CONFIG_I2C_SPI_SMC1_UCODE_PATCH) */
#endif /* some variation of the I2C/SPI patch was selected */
}
/*
* Take this entire routine out, since no one calls it and its
* logic is suspect.
*/
#if 0
void
verify_patch(volatile immap_t *immr)
{
volatile uint *dp;
volatile cpm8xx_t *commproc;
int i;
commproc = (cpm8xx_t *)&immr->im_cpm;
printk("cp_rccr %x\n", commproc->cp_rccr);
commproc->cp_rccr = 0;
dp = (uint *)(commproc->cp_dpmem);
for (i=0; i<(sizeof(patch_2000)/4); i++)
if (*dp++ != patch_2000[i]) {
printk("patch_2000 bad at %d\n", i);
dp--;
printk("found 0x%X, wanted 0x%X\n", *dp, patch_2000[i]);
break;
}
dp = (uint *)&(commproc->cp_dpmem[0x0f00]);
for (i=0; i<(sizeof(patch_2f00)/4); i++)
if (*dp++ != patch_2f00[i]) {
printk("patch_2f00 bad at %d\n", i);
dp--;
printk("found 0x%X, wanted 0x%X\n", *dp, patch_2f00[i]);
break;
}
commproc->cp_rccr = 0x0009;
}
#endif
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