aboutsummaryrefslogtreecommitdiff
path: root/cpu/mpc8xx/upatch.c
blob: a8cb735ab7717e7e5ea3821059f11bbc0eacda5c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
#include <common.h>
#include <commproc.h>

#if defined(CONFIG_SYS_I2C_UCODE_PATCH) || defined(CONFIG_SYS_SPI_UCODE_PATCH) || \
    defined(CONFIG_SYS_SMC_UCODE_PATCH)

static void UcodeCopy (volatile cpm8xx_t *cpm);

void cpm_load_patch (volatile immap_t *immr)
{
	immr->im_cpm.cp_rccr &= ~0x0003;	/* Disable microcode program area */

	UcodeCopy ((cpm8xx_t *)&immr->im_cpm);	/* Copy ucode patch to DPRAM   */
#ifdef CONFIG_SYS_SPI_UCODE_PATCH
    {
	volatile spi_t *spi = (spi_t *) & immr->im_cpm.cp_dparam[PROFF_SPI];
	/* Activate the microcode per the instructions in the microcode manual */
	/* NOTE:  We're only relocating the SPI parameters (not I2C).          */
	immr->im_cpm.cp_cpmcr1 = 0x802a;	/* Write Trap register 1 value */
	immr->im_cpm.cp_cpmcr2 = 0x8028;	/* Write Trap register 2 value */
	spi->spi_rpbase = CONFIG_SYS_SPI_DPMEM_OFFSET;	/* Where to relocte SPI params */
    }
#endif

#ifdef CONFIG_SYS_I2C_UCODE_PATCH
    {
	volatile iic_t *iip = (iic_t *) & immr->im_cpm.cp_dparam[PROFF_IIC];
	/* Activate the microcode per the instructions in the microcode manual */
	/* NOTE:  We're only relocating the I2C parameters (not SPI).          */
	immr->im_cpm.cp_cpmcr3 = 0x802e;	/* Write Trap register 3 value */
	immr->im_cpm.cp_cpmcr4 = 0x802c;	/* Write Trap register 4 value */
	iip->iic_rpbase = CONFIG_SYS_I2C_DPMEM_OFFSET;	/* Where to relocte I2C params */
    }
#endif

#ifdef CONFIG_SYS_SMC_UCODE_PATCH
    {
	volatile smc_uart_t *up = (smc_uart_t *) & immr->im_cpm.cp_dparam[PROFF_SMC1];
	/* Activate the microcode per the instructions in the microcode manual */
	/* NOTE:  We're only relocating the SMC parameters.                    */
	immr->im_cpm.cp_cpmcr1 = 0x8080;	/* Write Trap register 1 value */
	immr->im_cpm.cp_cpmcr2 = 0x8088;	/* Write Trap register 2 value */
	up->smc_rpbase = CONFIG_SYS_SMC_DPMEM_OFFSET;	/* Where to relocte SMC params */
    }
#endif

	/*
	 * Enable DPRAM microcode to execute from the first 512 bytes
	 * and a 256 byte extension of DPRAM.
	 */
#ifdef CONFIG_SYS_SMC_UCODE_PATCH
	immr->im_cpm.cp_rccr |= 0x0002;
#else
	immr->im_cpm.cp_rccr |= 0x0001;
#endif
}

#if defined(CONFIG_SYS_I2C_UCODE_PATCH) || defined(CONFIG_SYS_SPI_UCODE_PATCh)
static ulong patch_2000[] = {
	0x7FFFEFD9, 0x3FFD0000, 0x7FFB49F7, 0x7FF90000,
	0x5FEFADF7, 0x5F88ADF7, 0x5FEFAFF7, 0x5F88AFF7,
	0x3A9CFBC8, 0x77CAE1BB, 0xF4DE7FAD, 0xABAE9330,
	0x4E08FDCF, 0x6E0FAFF8, 0x7CCF76CF, 0xFDAFF9CF,
	0xABF88DC8, 0xAB5879F7, 0xB0927383, 0xDFD079F7,
	0xB090E6BB, 0xE5BBE74F, 0xB3FA6F0F, 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, 0x7385DF61, 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,
};

static ulong patch_2F00[] = {
	0x3E303430, 0x34343737, 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, 0x69350000,
};
#else

static ulong patch_2000[] = {
	0x3fff0000, 0x3ffd0000, 0x3ffb0000, 0x3ff90000,
	0x5fefeff8, 0x5f91eff8, 0x3ff30000, 0x3ff10000,
	0x3a11e710, 0xedf0ccb9, 0xf318ed66, 0x7f0e5fe2,
	0x7fedbb38, 0x3afe7468, 0x7fedf4d8, 0x8ffbb92d,
	0xb83b77fd, 0xb0bb5eb9, 0xdfda7fed, 0x90bde74d,
	0x6f0dcbd3, 0xe7decfed, 0xcb50cfed, 0xcfeddf6d,
	0x914d4f74, 0x5eaedfcb, 0x9ee0e7df, 0xefbb6ffb,
	0xe7ef7f0e, 0x9ee57fed, 0xebb7effa, 0xeb30affb,
	0x7fea90b3, 0x7e0cf09f, 0xbffff318, 0x5fffdfff,
	0xac35efea, 0x7fce1fc1, 0xe2ff5fbd, 0xaffbe2ff,
	0x5fbfaffb, 0xf9a87d0f, 0xaef8770f, 0x7d0fb0a2,
	0xeffbbfff, 0xcfef5fba, 0x7d0fbfff, 0x5fba4cf8,
	0x7fddd09b, 0x49f847fd, 0x7efdf097, 0x7fedfffd,
	0x7dfdf093, 0xef7e7e1e, 0x5fba7f0e, 0x3a11e710,
	0xedf0cc87, 0xfb18ad0a, 0x1f85bbb8, 0x74283b7e,
	0x7375e4bb, 0x2ab64fb8, 0x5c7de4bb, 0x32fdffbf,
	0x5f0843f8, 0x7ce3e1bb, 0xe74f7ded, 0x6f0f4fe8,
	0xc7ba32be, 0x73f2efeb, 0x600b4f78, 0xe5bb760b,
	0x5388aef8, 0x4ef80b6a, 0xcfef9ee5, 0xabf8751f,
	0xefef5b88, 0x741f4fe8, 0x751e760d, 0x7fdb70dd,
	0x741cafce, 0xefcc7fce, 0x751e7088, 0x741ce7bb,
	0x334ecfed, 0xafdbefeb, 0xe5bb760b, 0x53ceaef8,
	0xafe8e7eb, 0x4bf8771e, 0x7e007fed, 0x4fcbe2cc,
	0x7fbc3085, 0x7b0f7a0f, 0x34b177fd, 0xb0e75e93,
	0xdf313e3b, 0xaf78741f, 0x741f30cc, 0xcfef5f08,
	0x741f3e88, 0xafb8771e, 0x5f437fed, 0x0bafe2cc,
	0x741ccfec, 0xe5ca53a9, 0x6fcb4f74, 0x5e89df27,
	0x2a923d14, 0x4b8fdf0c, 0x751f741c, 0x6c1eeffa,
	0xefea7fce, 0x6ffc309a, 0xefec3fca, 0x308fdf0a,
	0xadf85e7a, 0xaf7daefd, 0x5e7adf0a, 0x5e7aafdd,
	0x761f1088, 0x1e7c7efd, 0x3089fffe, 0x4908fb18,
	0x5fffdfff, 0xafbbf0f7, 0x4ef85f43, 0xadf81489,
	0x7a0f7089, 0xcfef5089, 0x7a0fdf0c, 0x5e7cafed,
	0xbc6e780f, 0xefef780f, 0xefef790f, 0xa7f85eeb,
	0xffef790f, 0xefef790f, 0x1489df0a, 0x5e7aadfd,
	0x5f09fffb, 0xe79aded9, 0xeff96079, 0x607ae79a,
	0xded8eff9, 0x60795edb, 0x607acfef, 0xefefefdf,
	0xefbfef7f, 0xeeffedff, 0xebffe7ff, 0xafefafdf,
	0xafbfaf7f, 0xaeffadff, 0xabffa7ff, 0x6fef6fdf,
	0x6fbf6f7f, 0x6eff6dff, 0x6bff67ff, 0x2fef2fdf,
	0x2fbf2f7f, 0x2eff2dff, 0x2bff27ff, 0x4e08fd1f,
	0xe5ff6e0f, 0xaff87eef, 0x7e0ffdef, 0xf11f6079,
	0xabf8f51e, 0x7e0af11c, 0x37cfae16, 0x7fec909a,
	0xadf8efdc, 0xcfeae52f, 0x7d0fe12b, 0xf11c6079,
	0x7e0a4df8, 0xcfea5ea0, 0x7d0befec, 0xcfea5ea2,
	0xe522efdc, 0x5ea2cfda, 0x4e08fd1f, 0x6e0faff8,
	0x7c1f761f, 0xfdeff91f, 0x6079abf8, 0x761cee00,
	0xf91f2bfb, 0xefefcfec, 0xf91f6079, 0x761c27fb,
	0xefdf5e83, 0xcfdc7fdd, 0x50f84bf8, 0x47fd7c1f,
	0x761ccfcf, 0x7eef7fed, 0x7dfd70ef, 0xef7e7f1e,
	0x771efb18, 0x6079e722, 0xe6bbe5bb, 0x2e66e5bb,
	0x600b2ee1, 0xe2bbe2bb, 0xe2bbe2bb, 0x2f5ee2bb,
	0xe2bb2ff9, 0x6079e2bb,
};

static ulong patch_2F00[] = {
	0x30303030, 0x3e3e3030, 0xaf79b9b3, 0xbaa3b979,
	0x9693369f, 0x79f79777, 0x97333fff, 0xfb3b9e9f,
	0x79b91d11, 0x9e13f3ff, 0x3f9b6bd9, 0xe173d136,
	0x695669d1, 0x697b3daf, 0x79b93a3a, 0x3f979f91,
	0x379ff976, 0xf99777fd, 0x9779737d, 0xe9d6bbf9,
	0xbfffd9df, 0x97f7fd97, 0x6f7b9bff, 0xf9bd9683,
	0x397db973, 0xd97b3b9f, 0xd7f9f733, 0x9993bb9e,
	0xe1f9ef93, 0x73773337, 0xb936917d, 0x11f87379,
	0xb979d336, 0x8b7ded73, 0x1b7d9337, 0x31f3f22f,
	0x3f2327ee, 0xeeeeeeee, 0xeeeeeeee, 0xeeeeeeee,
	0xeeeeee4b, 0xf4fbdbd2, 0x58bb1878, 0x577fdfd2,
	0xd573b773, 0xf7374b4f, 0xbdbd25b8, 0xb177d2d1,
	0x7376856b, 0xbfdd687b, 0xdd2fff8f, 0x78ffff8f,
	0xf22f0000,
};
#endif

static void UcodeCopy (volatile cpm8xx_t *cpm)
{
	vu_long *p;
	int i;

	p = (vu_long *)&(cpm->cp_dpmem[0x0000]);
	for (i=0; i < sizeof(patch_2000)/4; ++i) {
		p[i] = patch_2000[i];
	}

	p = (vu_long *)&(cpm->cp_dpmem[0x0F00]);
	for (i=0; i < sizeof(patch_2F00)/4; ++i) {
		p[i] = patch_2F00[i];
	}
}

#endif	/* CONFIG_SYS_I2C_UCODE_PATCH, CONFIG_SYS_SPI_UCODE_PATCH */