2 * This file is part of the coreboot project.
4 * Copyright (C) 2006 AMD
5 * Written by Yinghai Lu <yinghai.lu@amd.com> for AMD.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 int set_ht_link_buffer_counts_chain(u8 ht_c_num, unsigned vendorid, unsigned val);
25 static int set_ht_link_mcp55(u8 ht_c_num)
27 unsigned vendorid = 0x10de;
28 unsigned val = 0x01610109;
29 /* NVIDIA MCP55 hardcode, hardware can not set it automatically. */
30 return set_ht_link_buffer_counts_chain(ht_c_num, vendorid, val);
33 static void setup_ss_table(unsigned index, unsigned where, unsigned control,
34 const unsigned int *register_values, int max)
43 outl(0, index); /* Index */
44 for (i = 0; i < max; i++) {
46 reg = register_values[i];
57 #define ANACTRL_IO_BASE 0x2800
58 #define ANACTRL_REG_POS 0x68
61 #define SYSCTRL_IO_BASE 0x2400
62 #define SYSCTRL_REG_POS 0x64
65 #define ACPICTRL_IO_BASE 0x2000
66 #define ACPICTRL_REG_POS 0x60
77 #define MCP55_CHIP_REV 3
79 static void mcp55_early_set_port(unsigned mcp55_num, unsigned *busn,
80 unsigned *devn, unsigned *io_base)
83 static const unsigned int ctrl_devport_conf[] = {
84 PCI_ADDR(0, 1, 1, ANACTRL_REG_POS), ~(0x0000ff00), ANACTRL_IO_BASE,
85 PCI_ADDR(0, 1, 1, SYSCTRL_REG_POS), ~(0x0000ff00), SYSCTRL_IO_BASE,
86 PCI_ADDR(0, 1, 1, ACPICTRL_REG_POS), ~(0x0000ff00), ACPICTRL_IO_BASE,
90 for (j = 0; j < mcp55_num; j++ ) {
91 setup_resource_map_offset(ctrl_devport_conf,
92 ARRAY_SIZE(ctrl_devport_conf),
93 PCI_DEV(busn[j], devn[j], 0) , io_base[j]);
97 static void mcp55_early_clear_port(unsigned mcp55_num, unsigned *busn,
98 unsigned *devn, unsigned *io_base)
100 static const unsigned int ctrl_devport_conf_clear[] = {
101 PCI_ADDR(0, 1, 1, ANACTRL_REG_POS), ~(0x0000ff00), 0,
102 PCI_ADDR(0, 1, 1, SYSCTRL_REG_POS), ~(0x0000ff00), 0,
103 PCI_ADDR(0, 1, 1, ACPICTRL_REG_POS), ~(0x0000ff00), 0,
107 for (j = 0; j < mcp55_num; j++ ) {
108 setup_resource_map_offset(ctrl_devport_conf_clear,
109 ARRAY_SIZE(ctrl_devport_conf_clear),
110 PCI_DEV(busn[j], devn[j], 0) , io_base[j]);
114 static void mcp55_early_pcie_setup(unsigned busnx, unsigned devnx,
115 unsigned anactrl_io_base, unsigned pci_e_x)
117 u32 tgio_ctrl, pll_ctrl, dword;
121 dev = PCI_DEV(busnx, devnx + 1, 1);
123 dword = pci_read_config32(dev, 0xe4);
124 dword |= 0x3f0; /* Disable it at first. */
125 pci_write_config32(dev, 0xe4, dword);
127 for (i = 0; i < 3; i++) {
128 tgio_ctrl = inl(anactrl_io_base + 0xcc);
129 tgio_ctrl &= ~(3 << 9);
130 tgio_ctrl |= (i << 9);
131 outl(tgio_ctrl, anactrl_io_base + 0xcc);
132 pll_ctrl = inl(anactrl_io_base + 0x30);
133 pll_ctrl |= (1 << 31);
134 outl(pll_ctrl, anactrl_io_base + 0x30);
136 pll_ctrl = inl(anactrl_io_base + 0x30);
137 } while (!(pll_ctrl & 1));
139 tgio_ctrl = inl(anactrl_io_base + 0xcc);
140 tgio_ctrl &= ~((7 << 4) | (1 << 8));
141 tgio_ctrl |= (pci_e_x << 4) | (1 << 8);
142 outl(tgio_ctrl, anactrl_io_base + 0xcc);
144 udelay(100); /* Wait 100us. */
146 dword = pci_read_config32(dev, 0xe4);
147 dword &= ~(0x3f0); /* Enable. */
148 pci_write_config32(dev, 0xe4, dword);
150 mdelay(100); /* Need to wait 100ms. */
153 static void mcp55_early_setup(unsigned mcp55_num, unsigned *busn,
154 unsigned *devn, unsigned *io_base,
157 static const unsigned int ctrl_conf_1[] = {
158 RES_PORT_IO_32, ACPICTRL_IO_BASE + 0x10, 0x0007ffff, 0xff78000,
159 RES_PORT_IO_32, ACPICTRL_IO_BASE + 0xa4, 0xffedffff, 0x0012000,
160 RES_PORT_IO_32, ACPICTRL_IO_BASE + 0xac, 0xfffffdff, 0x0000200,
161 RES_PORT_IO_32, ACPICTRL_IO_BASE + 0xb4, 0xfffffffd, 0x0000002,
163 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x24, 0xc0f0f08f, 0x26020230,
164 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x34, 0x00000000, 0x22222222,
165 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x08, 0x7FFFFFFF, 0x00000000,
166 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x2C, 0x7FFFFFFF, 0x80000000,
167 RES_PORT_IO_32, ANACTRL_IO_BASE + 0xCC, 0xFFFFF9FF, 0x00000000,
168 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x30, 0x8FFFFFFF, 0x40000000,
169 RES_PORT_IO_32, ANACTRL_IO_BASE + 0xCC, 0xFFFFF9FF, 0x00000200,
170 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x30, 0x8FFFFFFF, 0x40000000,
171 RES_PORT_IO_32, ANACTRL_IO_BASE + 0xCC, 0xFFFFF9FF, 0x00000400,
172 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x30, 0x8FFFFFFF, 0x40000000,
173 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x74, 0xFFFF0FF5, 0x0000F000,
174 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x78, 0xFF00FF00, 0x00100010,
175 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x7C, 0xFF0FF0FF, 0x00500500,
176 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x80, 0xFFFFFFE7, 0x00000000,
177 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x60, 0xFFCFFFFF, 0x00300000,
178 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x90, 0xFFFF00FF, 0x0000FF00,
179 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x9C, 0xFF00FFFF, 0x00070000,
181 RES_PCI_IO, PCI_ADDR(0, 0, 0, 0x40), 0x00000000, 0xCB8410DE,
182 RES_PCI_IO, PCI_ADDR(0, 0, 0, 0x48), 0xFFFFDCED, 0x00002002,
183 RES_PCI_IO, PCI_ADDR(0, 0, 0, 0x78), 0xFFFFFF8E, 0x00000011,
184 RES_PCI_IO, PCI_ADDR(0, 0, 0, 0x80), 0xFFFF0000, 0x00009923,
185 RES_PCI_IO, PCI_ADDR(0, 0, 0, 0x88), 0xFFFFFFFE, 0x00000000,
186 RES_PCI_IO, PCI_ADDR(0, 0, 0, 0x8C), 0xFFFF0000, 0x0000007F,
187 RES_PCI_IO, PCI_ADDR(0, 0, 0, 0xDC), 0xFFFEFFFF, 0x00010000,
189 RES_PCI_IO, PCI_ADDR(0, 1, 0, 0x40), 0x00000000, 0xCB8410DE,
190 RES_PCI_IO, PCI_ADDR(0, 1, 0, 0x74), 0xFFFFFF7B, 0x00000084,
191 RES_PCI_IO, PCI_ADDR(0, 1, 0, 0xF8), 0xFFFFFFCF, 0x00000010,
193 RES_PCI_IO, PCI_ADDR(0, 1, 1, 0xC4), 0xFFFFFFFE, 0x00000001,
194 RES_PCI_IO, PCI_ADDR(0, 1, 1, 0xF0), 0x7FFFFFFD, 0x00000002,
195 RES_PCI_IO, PCI_ADDR(0, 1, 1, 0xF8), 0xFFFFFFCF, 0x00000010,
197 RES_PCI_IO, PCI_ADDR(0, 8, 0, 0x40), 0x00000000, 0xCB8410DE,
198 RES_PCI_IO, PCI_ADDR(0, 8, 0, 0x68), 0xFFFFFF00, 0x000000FF,
199 RES_PCI_IO, PCI_ADDR(0, 8, 0, 0xF8), 0xFFFFFFBF, 0x00000040, /* Enable bridge mode. */
201 RES_PCI_IO, PCI_ADDR(0, 9, 0, 0x40), 0x00000000, 0xCB8410DE,
202 RES_PCI_IO, PCI_ADDR(0, 9, 0, 0x68), 0xFFFFFF00, 0x000000FF,
203 RES_PCI_IO, PCI_ADDR(0, 9, 0, 0xF8), 0xFFFFFFBF, 0x00000040, /* Enable bridge mode. */
206 static const unsigned int ctrl_conf_1_1[] = {
207 RES_PCI_IO, PCI_ADDR(0, 5, 0, 0x40), 0x00000000, 0xCB8410DE,
208 RES_PCI_IO, PCI_ADDR(0, 5, 0, 0x50), 0xFFFFFFFC, 0x00000003,
209 RES_PCI_IO, PCI_ADDR(0, 5, 0, 0x64), 0xFFFFFFFE, 0x00000001,
210 RES_PCI_IO, PCI_ADDR(0, 5, 0, 0x70), 0xFFF0FFFF, 0x00040000,
211 RES_PCI_IO, PCI_ADDR(0, 5, 0, 0xAC), 0xFFFFF0FF, 0x00000100,
212 RES_PCI_IO, PCI_ADDR(0, 5, 0, 0x7C), 0xFFFFFFEF, 0x00000000,
213 RES_PCI_IO, PCI_ADDR(0, 5, 0, 0xC8), 0xFF00FF00, 0x000A000A,
214 RES_PCI_IO, PCI_ADDR(0, 5, 0, 0xD0), 0xF0FFFFFF, 0x03000000,
215 RES_PCI_IO, PCI_ADDR(0, 5, 0, 0xE0), 0xF0FFFFFF, 0x03000000,
218 static const unsigned int ctrl_conf_mcp55_only[] = {
219 RES_PCI_IO, PCI_ADDR(0, 1, 1, 0x40), 0x00000000, 0xCB8410DE,
220 RES_PCI_IO, PCI_ADDR(0, 1, 1, 0xE0), 0xFFFFFEFF, 0x00000000,
221 RES_PCI_IO, PCI_ADDR(0, 1, 1, 0xE4), 0xFFFFFFFB, 0x00000000,
222 RES_PCI_IO, PCI_ADDR(0, 1, 1, 0xE8), 0xFFA9C8FF, 0x00003000,
224 RES_PCI_IO, PCI_ADDR(0, 4, 0, 0x40), 0x00000000, 0xCB8410DE,
225 RES_PCI_IO, PCI_ADDR(0, 4, 0, 0xF8), 0xFFFFFFCF, 0x00000010,
227 RES_PCI_IO, PCI_ADDR(0, 2, 0, 0x40), 0x00000000, 0xCB8410DE,
229 RES_PCI_IO, PCI_ADDR(0, 2, 1, 0x40), 0x00000000, 0xCB8410DE,
230 RES_PCI_IO, PCI_ADDR(0, 2, 1, 0x64), 0xF87FFFFF, 0x05000000,
231 RES_PCI_IO, PCI_ADDR(0, 2, 1, 0x78), 0xFFC07FFF, 0x00360000,
232 RES_PCI_IO, PCI_ADDR(0, 2, 1, 0x68), 0xFE00D03F, 0x013F2C00,
233 RES_PCI_IO, PCI_ADDR(0, 2, 1, 0x70), 0xFFF7FFFF, 0x00080000,
234 RES_PCI_IO, PCI_ADDR(0, 2, 1, 0x7C), 0xFFFFF00F, 0x00000570,
235 RES_PCI_IO, PCI_ADDR(0, 2, 1, 0xF8), 0xFFFFFFCF, 0x00000010,
237 RES_PCI_IO, PCI_ADDR(0, 6, 0, 0x04), 0xFFFFFEFB, 0x00000104,
238 RES_PCI_IO, PCI_ADDR(0, 6, 0, 0x3C), 0xF5FFFFFF, 0x0A000000,
239 RES_PCI_IO, PCI_ADDR(0, 6, 0, 0x40), 0x00C8FFFF, 0x07330000,
240 RES_PCI_IO, PCI_ADDR(0, 6, 0, 0x48), 0xFFFFFFF8, 0x00000005,
241 RES_PCI_IO, PCI_ADDR(0, 6, 0, 0x4C), 0xFE02FFFF, 0x004C0000,
242 RES_PCI_IO, PCI_ADDR(0, 6, 0, 0x74), 0xFFFFFFC0, 0x00000000,
243 RES_PCI_IO, PCI_ADDR(0, 6, 0, 0xC0), 0x00000000, 0xCB8410DE,
244 RES_PCI_IO, PCI_ADDR(0, 6, 0, 0xC4), 0xFFFFFFF8, 0x00000007,
245 RES_PCI_IO, PCI_ADDR(0, 1, 0, 0x78), 0xC0FFFFFF, 0x19000000,
247 #if CONFIG_MCP55_USE_AZA
248 RES_PCI_IO, PCI_ADDR(0, 6, 1, 0x40), 0x00000000, 0xCB8410DE,
250 // RES_PCI_IO, PCI_ADDR(0, 1, 1, 0xE4), ~(1 << 14), (1 << 14),
253 #ifdef MCP55_MB_SETUP
254 /* Play a while with GPIO in MCP55. */
258 #if CONFIG_MCP55_USE_AZA
259 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+ 21, ~(3 << 2), (2 << 2),
260 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+ 22, ~(3 << 2), (2 << 2),
261 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+ 46, ~(3 << 2), (2 << 2),
265 static const unsigned int ctrl_conf_master_only[] = {
266 RES_PORT_IO_32, ACPICTRL_IO_BASE + 0x80, 0xEFFFFFF, 0x01000000,
268 /* Master MCP55???? YHLU */
269 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+ 0, ~(3 << 2), (0 << 2),
272 static const unsigned int ctrl_conf_2[] = {
273 /* I didn't put PCI-E related stuff here. */
275 RES_PCI_IO, PCI_ADDR(0, 0, 0, 0x74), 0xFFFFF00F, 0x000009D0,
276 RES_PCI_IO, PCI_ADDR(0, 1, 0, 0x74), 0xFFFF7FFF, 0x00008000,
278 RES_PORT_IO_32, SYSCTRL_IO_BASE + 0x48, 0xFFFEFFFF, 0x00010000,
280 RES_PORT_IO_32, ANACTRL_IO_BASE + 0x60, 0xFFFFFF00, 0x00000012,
282 #if CONFIG_MCP55_USE_NIC
283 RES_PCI_IO, PCI_ADDR(0, 1, 1, 0xe4), ~((1 << 22) | (1 << 20)), (1 << 22) | (1 << 20),
285 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+ 4, ~(0xff), ((0 << 4) | (1 << 2) | (0 << 0)),
286 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+ 4, ~(0xff), ((0 << 4) | (1 << 2) | (1 << 0)),
292 for (j = 0; j < mcp55_num; j++) {
293 mcp55_early_pcie_setup(busn[j], devn[j],
294 io_base[j] + ANACTRL_IO_BASE, pci_e_x[j]);
296 setup_resource_map_x_offset(ctrl_conf_1,
297 ARRAY_SIZE(ctrl_conf_1),
298 PCI_DEV(busn[j], devn[j], 0), io_base[j]);
300 for (i = 0; i < 3; i++) { /* Three SATA */
301 setup_resource_map_x_offset(ctrl_conf_1_1,
302 ARRAY_SIZE(ctrl_conf_1_1),
303 PCI_DEV(busn[j], devn[j], i), io_base[j]);
307 setup_resource_map_x_offset(ctrl_conf_mcp55_only,
308 ARRAY_SIZE(ctrl_conf_mcp55_only),
309 PCI_DEV(busn[j], devn[j], 0), io_base[j]);
312 if ((busn[j] == 0) && (mcp55_num>1)) {
313 setup_resource_map_x_offset(ctrl_conf_master_only,
314 ARRAY_SIZE(ctrl_conf_master_only),
315 PCI_DEV(busn[j], devn[j], 0), io_base[j]);
318 setup_resource_map_x_offset(ctrl_conf_2,
319 ARRAY_SIZE(ctrl_conf_2),
320 PCI_DEV(busn[j], devn[j], 0), io_base[j]);
324 for (j = 0; j < mcp55_num; j++) {
325 // PCI-E (XSPLL) SS table 0x40, x044, 0x48
326 // SATA (SPPLL) SS table 0xb0, 0xb4, 0xb8
327 // CPU (PPLL) SS table 0xc0, 0xc4, 0xc8
328 setup_ss_table(io_base[j] + ANACTRL_IO_BASE + 0x40,
329 io_base[j] + ANACTRL_IO_BASE + 0x44,
330 io_base[j] + ANACTRL_IO_BASE + 0x48, pcie_ss_tbl, 64);
331 setup_ss_table(io_base[j] + ANACTRL_IO_BASE + 0xb0,
332 io_base[j] + ANACTRL_IO_BASE + 0xb4,
333 io_base[j] + ANACTRL_IO_BASE + 0xb8, sata_ss_tbl, 64);
334 setup_ss_table(io_base[j] + ANACTRL_IO_BASE + 0xc0,
335 io_base[j] + ANACTRL_IO_BASE + 0xc4,
336 io_base[j] + ANACTRL_IO_BASE + 0xc8, cpu_ss_tbl, 64);
341 #ifndef HT_CHAIN_NUM_MAX
343 #define HT_CHAIN_NUM_MAX 4
344 #define HT_CHAIN_BUSN_D 0x40
345 #define HT_CHAIN_IOBASE_D 0x4000
349 static int mcp55_early_setup_x(void)
351 /* Find out how many MCP55 we have. */
352 unsigned busn[HT_CHAIN_NUM_MAX] = {0};
353 unsigned devn[HT_CHAIN_NUM_MAX] = {0};
354 unsigned io_base[HT_CHAIN_NUM_MAX] = {0};
357 * FIXME: May have problem if there is different MCP55 HTX card with
358 * different PCI_E lane allocation. Need to use same trick about
359 * pci1234 to verify node/link connection.
361 unsigned pci_e_x[HT_CHAIN_NUM_MAX] = {
362 CONFIG_MCP55_PCI_E_X_0, CONFIG_MCP55_PCI_E_X_1,
363 CONFIG_MCP55_PCI_E_X_2, CONFIG_MCP55_PCI_E_X_3,
365 int mcp55_num = 0, ht_c_index;
366 unsigned busnx, devnx;
368 /* FIXME: Multi PCI segment handling. */
370 /* Any system that only have IO55 without MCP55? */
371 for (ht_c_index = 0; ht_c_index < HT_CHAIN_NUM_MAX; ht_c_index++) {
372 busnx = ht_c_index * HT_CHAIN_BUSN_D;
373 for (devnx = 0; devnx < 0x20; devnx++) {
376 dev = PCI_DEV(busnx, devnx, 0);
377 id = pci_read_config32(dev, PCI_VENDOR_ID);
378 if(id == 0x036910de) {
379 busn[mcp55_num] = busnx;
380 devn[mcp55_num] = devnx;
382 /* We may have HT chain other than MCP55. */
384 = ht_c_index * HT_CHAIN_IOBASE_D;
387 if (mcp55_num == CONFIG_MCP55_NUM)
389 break; /* Only one MCP55 on one chain. */
395 print_debug("mcp55_num:");
396 print_debug_hex8(mcp55_num);
399 mcp55_early_set_port(mcp55_num, busn, devn, io_base);
400 mcp55_early_setup(mcp55_num, busn, devn, io_base, pci_e_x);
402 mcp55_early_clear_port(mcp55_num, busn, devn, io_base);
404 // set_ht_link_mcp55(HT_CHAIN_NUM_MAX);