2 * Copyright 2009-2011 Freescale Semiconductor, Inc.
3 * Dave Liu <daveliu@freescale.com>
5 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/errno.h>
13 #include <fsl_qe.h> /* For struct qe_firmware */
15 #ifdef CONFIG_SYS_QE_FMAN_FW_IN_NAND
17 #elif defined(CONFIG_SYS_QE_FW_IN_SPIFLASH)
18 #include <spi_flash.h>
19 #elif defined(CONFIG_SYS_QE_FMAN_FW_IN_MMC)
23 struct fm_muram muram[CONFIG_SYS_NUM_FMAN];
25 void *fm_muram_base(int fm_idx)
27 return muram[fm_idx].base;
30 void *fm_muram_alloc(int fm_idx, size_t size, ulong align)
37 align_mask = align - 1;
38 save = muram[fm_idx].alloc;
40 off = (ulong)save & align_mask;
42 muram[fm_idx].alloc += (align - off);
43 off = size & align_mask;
45 size += (align - off);
46 if ((muram[fm_idx].alloc + size) >= muram[fm_idx].top) {
47 muram[fm_idx].alloc = save;
48 printf("%s: run out of ram.\n", __func__);
52 ret = muram[fm_idx].alloc;
53 muram[fm_idx].alloc += size;
54 memset((void *)ret, 0, size);
59 static void fm_init_muram(int fm_idx, void *reg)
63 muram[fm_idx].base = base;
64 muram[fm_idx].size = CONFIG_SYS_FM_MURAM_SIZE;
65 muram[fm_idx].alloc = base + FM_MURAM_RES_SIZE;
66 muram[fm_idx].top = base + CONFIG_SYS_FM_MURAM_SIZE;
70 * fm_upload_ucode - Fman microcode upload worker function
72 * This function does the actual uploading of an Fman microcode
75 static void fm_upload_ucode(int fm_idx, struct fm_imem *imem,
76 u32 *ucode, unsigned int size)
79 unsigned int timeout = 1000000;
81 /* enable address auto increase */
82 out_be32(&imem->iadd, IRAM_IADD_AIE);
83 /* write microcode to IRAM */
84 for (i = 0; i < size / 4; i++)
85 out_be32(&imem->idata, (be32_to_cpu(ucode[i])));
87 /* verify if the writing is over */
88 out_be32(&imem->iadd, 0);
89 while ((in_be32(&imem->idata) != be32_to_cpu(ucode[0])) && --timeout)
92 printf("Fman%u: microcode upload timeout\n", fm_idx + 1);
94 /* enable microcode from IRAM */
95 out_be32(&imem->iready, IRAM_READY);
99 * Upload an Fman firmware
101 * This function is similar to qe_upload_firmware(), exception that it uploads
102 * a microcode to the Fman instead of the QE.
104 * Because the process for uploading a microcode to the Fman is similar for
105 * that of the QE, the QE firmware binary format is used for Fman microcode.
106 * It should be possible to unify these two functions, but for now we keep them
109 static int fman_upload_firmware(int fm_idx,
110 struct fm_imem *fm_imem,
111 const struct qe_firmware *firmware)
115 size_t calc_size = sizeof(struct qe_firmware);
117 const struct qe_header *hdr;
120 printf("Fman%u: Invalid address for firmware\n", fm_idx + 1);
124 hdr = &firmware->header;
125 length = be32_to_cpu(hdr->length);
127 /* Check the magic */
128 if ((hdr->magic[0] != 'Q') || (hdr->magic[1] != 'E') ||
129 (hdr->magic[2] != 'F')) {
130 printf("Fman%u: Data at %p is not a firmware\n", fm_idx + 1,
135 /* Check the version */
136 if (hdr->version != 1) {
137 printf("Fman%u: Unsupported firmware version %u\n", fm_idx + 1,
142 /* Validate some of the fields */
143 if ((firmware->count != 1)) {
144 printf("Fman%u: Invalid data in firmware header\n", fm_idx + 1);
148 /* Validate the length and check if there's a CRC */
149 calc_size += (firmware->count - 1) * sizeof(struct qe_microcode);
151 for (i = 0; i < firmware->count; i++)
153 * For situations where the second RISC uses the same microcode
154 * as the first, the 'code_offset' and 'count' fields will be
155 * zero, so it's okay to add those.
157 calc_size += sizeof(u32) *
158 be32_to_cpu(firmware->microcode[i].count);
160 /* Validate the length */
161 if (length != calc_size + sizeof(u32)) {
162 printf("Fman%u: Invalid length in firmware header\n",
168 * Validate the CRC. We would normally call crc32_no_comp(), but that
169 * function isn't available unless you turn on JFFS support.
171 crc = be32_to_cpu(*(u32 *)((void *)firmware + calc_size));
172 if (crc != (crc32(-1, (const void *)firmware, calc_size) ^ -1)) {
173 printf("Fman%u: Firmware CRC is invalid\n", fm_idx + 1);
177 /* Loop through each microcode. */
178 for (i = 0; i < firmware->count; i++) {
179 const struct qe_microcode *ucode = &firmware->microcode[i];
181 /* Upload a microcode if it's present */
182 if (be32_to_cpu(ucode->code_offset)) {
185 printf("Fman%u: Uploading microcode version %u.%u.%u\n",
186 fm_idx + 1, ucode->major, ucode->minor,
188 code = (void *)firmware +
189 be32_to_cpu(ucode->code_offset);
190 ucode_size = sizeof(u32) * be32_to_cpu(ucode->count);
191 fm_upload_ucode(fm_idx, fm_imem, code, ucode_size);
198 static u32 fm_assign_risc(int port_id)
201 risc_sel = (port_id & 0x1) ? FMFPPRC_RISC2 : FMFPPRC_RISC1;
202 val = (port_id << FMFPPRC_PORTID_SHIFT) & FMFPPRC_PORTID_MASK;
203 val |= ((risc_sel << FMFPPRC_ORA_SHIFT) | risc_sel);
208 static void fm_init_fpm(struct fm_fpm *fpm)
213 setbits_be32(&fpm->fmfpee, FMFPEE_EHM | FMFPEE_UEC |
214 FMFPEE_CER | FMFPEE_DER);
216 /* IM mode, each even port ID to RISC#1, each odd port ID to RISC#2 */
218 /* offline/parser port */
219 for (i = 0; i < MAX_NUM_OH_PORT; i++) {
220 port_id = OH_PORT_ID_BASE + i;
221 val = fm_assign_risc(port_id);
222 out_be32(&fpm->fpmprc, val);
225 for (i = 0; i < MAX_NUM_RX_PORT_1G; i++) {
226 port_id = RX_PORT_1G_BASE + i;
227 val = fm_assign_risc(port_id);
228 out_be32(&fpm->fpmprc, val);
231 for (i = 0; i < MAX_NUM_TX_PORT_1G; i++) {
232 port_id = TX_PORT_1G_BASE + i;
233 val = fm_assign_risc(port_id);
234 out_be32(&fpm->fpmprc, val);
237 port_id = RX_PORT_10G_BASE;
238 val = fm_assign_risc(port_id);
239 out_be32(&fpm->fpmprc, val);
241 port_id = TX_PORT_10G_BASE;
242 val = fm_assign_risc(port_id);
243 out_be32(&fpm->fpmprc, val);
245 /* disable the dispatch limit in IM case */
246 out_be32(&fpm->fpmflc, FMFP_FLC_DISP_LIM_NONE);
248 out_be32(&fpm->fmfpee, FMFPEE_CLEAR_EVENT);
250 /* clear risc events */
251 for (i = 0; i < 4; i++)
252 out_be32(&fpm->fpmcev[i], 0xffffffff);
255 out_be32(&fpm->fpmrcr, FMFP_RCR_MDEC | FMFP_RCR_IDEC);
258 static int fm_init_bmi(int fm_idx, struct fm_bmi_common *bmi)
265 /* alloc free buffer pool in MURAM */
266 base = fm_muram_alloc(fm_idx, FM_FREE_POOL_SIZE, FM_FREE_POOL_ALIGN);
268 printf("%s: no muram for free buffer pool\n", __func__);
271 offset = base - fm_muram_base(fm_idx);
273 /* Need 128KB total free buffer pool size */
275 blk = FM_FREE_POOL_SIZE / 256;
276 /* in IM, we must not begin from offset 0 in MURAM */
277 val |= ((blk - 1) << FMBM_CFG1_FBPS_SHIFT);
278 out_be32(&bmi->fmbm_cfg1, val);
280 /* disable all BMI interrupt */
281 out_be32(&bmi->fmbm_ier, FMBM_IER_DISABLE_ALL);
283 /* clear all events */
284 out_be32(&bmi->fmbm_ievr, FMBM_IEVR_CLEAR_ALL);
287 * set port parameters - FMBM_PP_x
288 * max tasks 10G Rx/Tx=12, 1G Rx/Tx 4, others is 1
289 * max dma 10G Rx/Tx=3, others is 1
290 * set port FIFO size - FMBM_PFS_x
291 * 4KB for all Rx and Tx ports
293 /* offline/parser port */
294 for (i = 0; i < MAX_NUM_OH_PORT; i++) {
295 port_id = OH_PORT_ID_BASE + i - 1;
296 /* max tasks=1, max dma=1, no extra */
297 out_be32(&bmi->fmbm_pp[port_id], 0);
298 /* port FIFO size - 256 bytes, no extra */
299 out_be32(&bmi->fmbm_pfs[port_id], 0);
302 for (i = 0; i < MAX_NUM_RX_PORT_1G; i++) {
303 port_id = RX_PORT_1G_BASE + i - 1;
304 /* max tasks=4, max dma=1, no extra */
305 out_be32(&bmi->fmbm_pp[port_id], FMBM_PP_MXT(4));
306 /* FIFO size - 4KB, no extra */
307 out_be32(&bmi->fmbm_pfs[port_id], FMBM_PFS_IFSZ(0xf));
309 /* Tx 1G port FIFO size - 4KB, no extra */
310 for (i = 0; i < MAX_NUM_TX_PORT_1G; i++) {
311 port_id = TX_PORT_1G_BASE + i - 1;
312 /* max tasks=4, max dma=1, no extra */
313 out_be32(&bmi->fmbm_pp[port_id], FMBM_PP_MXT(4));
314 /* FIFO size - 4KB, no extra */
315 out_be32(&bmi->fmbm_pfs[port_id], FMBM_PFS_IFSZ(0xf));
318 port_id = RX_PORT_10G_BASE - 1;
319 /* max tasks=12, max dma=3, no extra */
320 out_be32(&bmi->fmbm_pp[port_id], FMBM_PP_MXT(12) | FMBM_PP_MXD(3));
321 /* FIFO size - 4KB, no extra */
322 out_be32(&bmi->fmbm_pfs[port_id], FMBM_PFS_IFSZ(0xf));
325 port_id = TX_PORT_10G_BASE - 1;
326 /* max tasks=12, max dma=3, no extra */
327 out_be32(&bmi->fmbm_pp[port_id], FMBM_PP_MXT(12) | FMBM_PP_MXD(3));
328 /* FIFO size - 4KB, no extra */
329 out_be32(&bmi->fmbm_pfs[port_id], FMBM_PFS_IFSZ(0xf));
331 /* initialize internal buffers data base (linked list) */
332 out_be32(&bmi->fmbm_init, FMBM_INIT_START);
337 static void fm_init_qmi(struct fm_qmi_common *qmi)
339 /* disable all error interrupts */
340 out_be32(&qmi->fmqm_eien, FMQM_EIEN_DISABLE_ALL);
341 /* clear all error events */
342 out_be32(&qmi->fmqm_eie, FMQM_EIE_CLEAR_ALL);
344 /* disable all interrupts */
345 out_be32(&qmi->fmqm_ien, FMQM_IEN_DISABLE_ALL);
346 /* clear all interrupts */
347 out_be32(&qmi->fmqm_ie, FMQM_IE_CLEAR_ALL);
350 /* Init common part of FM, index is fm num# like fm as above */
351 int fm_init_common(int index, struct ccsr_fman *reg)
354 #if defined(CONFIG_SYS_QE_FMAN_FW_IN_NOR)
355 void *addr = (void *)CONFIG_SYS_FMAN_FW_ADDR;
356 #elif defined(CONFIG_SYS_QE_FMAN_FW_IN_NAND)
357 size_t fw_length = CONFIG_SYS_QE_FMAN_FW_LENGTH;
358 void *addr = malloc(CONFIG_SYS_QE_FMAN_FW_LENGTH);
360 rc = nand_read(nand_info[0], (loff_t)CONFIG_SYS_FMAN_FW_ADDR,
361 &fw_length, (u_char *)addr);
362 if (rc == -EUCLEAN) {
363 printf("NAND read of FMAN firmware at offset 0x%x failed %d\n",
364 CONFIG_SYS_FMAN_FW_ADDR, rc);
366 #elif defined(CONFIG_SYS_QE_FW_IN_SPIFLASH)
367 struct spi_flash *ucode_flash;
368 void *addr = malloc(CONFIG_SYS_QE_FMAN_FW_LENGTH);
371 ucode_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS,
372 CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
374 printf("SF: probe for ucode failed\n");
376 ret = spi_flash_read(ucode_flash, CONFIG_SYS_FMAN_FW_ADDR,
377 CONFIG_SYS_QE_FMAN_FW_LENGTH, addr);
379 printf("SF: read for ucode failed\n");
380 spi_flash_free(ucode_flash);
382 #elif defined(CONFIG_SYS_QE_FMAN_FW_IN_MMC)
383 int dev = CONFIG_SYS_MMC_ENV_DEV;
384 void *addr = malloc(CONFIG_SYS_QE_FMAN_FW_LENGTH);
385 u32 cnt = CONFIG_SYS_QE_FMAN_FW_LENGTH / 512;
386 u32 blk = CONFIG_SYS_FMAN_FW_ADDR / 512;
387 struct mmc *mmc = find_mmc_device(CONFIG_SYS_MMC_ENV_DEV);
390 printf("\nMMC cannot find device for ucode\n");
392 printf("\nMMC read: dev # %u, block # %u, count %u ...\n",
395 (void)mmc->block_dev.block_read(&mmc->block_dev, blk, cnt,
397 /* flush cache after read */
398 flush_cache((ulong)addr, cnt * 512);
400 #elif defined(CONFIG_SYS_QE_FMAN_FW_IN_REMOTE)
401 void *addr = (void *)CONFIG_SYS_FMAN_FW_ADDR;
406 /* Upload the Fman microcode if it's present */
407 rc = fman_upload_firmware(index, ®->fm_imem, addr);
410 setenv_addr("fman_ucode", addr);
412 fm_init_muram(index, ®->muram);
413 fm_init_qmi(®->fm_qmi_common);
414 fm_init_fpm(®->fm_fpm);
416 /* clear DMA status */
417 setbits_be32(®->fm_dma.fmdmsr, FMDMSR_CLEAR_ALL);
420 setbits_be32(®->fm_dma.fmdmmr, FMDMMR_SBER);
422 return fm_init_bmi(index, ®->fm_bmi_common);