+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2006-2009 Freescale Semiconductor, Inc.
*
* Dave Liu <daveliu@freescale.com>
* based on source code of Shlomi Gridish
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
-#include "common.h"
+#include <common.h>
+#include <malloc.h>
#include <command.h>
-#include "asm/errno.h"
-#include "asm/io.h"
-#include "asm/immap_qe.h"
-#include "qe.h"
+#include <linux/errno.h>
+#include <asm/io.h>
+#include <linux/immap_qe.h>
+#include <fsl_qe.h>
+#ifdef CONFIG_ARCH_LS1021A
+#include <asm/arch/immap_ls102xa.h>
+#endif
+
+#ifdef CONFIG_SYS_QE_FMAN_FW_IN_MMC
+#include <mmc.h>
+#endif
#define MPC85xx_DEVDISR_QE_DISABLE 0x1
qe_map_t *qe_immr = NULL;
+#ifdef CONFIG_QE
static qe_snum_t snums[QE_NUM_OF_SNUM];
+#endif
DECLARE_GLOBAL_DATA_PTR;
return;
}
+#ifdef CONFIG_QE
uint qe_muram_alloc(uint size, uint align)
{
uint retloc;
return retloc;
}
+#endif
void *qe_muram_addr(uint offset)
{
return (void *)&qe_immr->muram[offset];
}
+#ifdef CONFIG_QE
static void qe_sdma_init(void)
{
volatile sdma_t *p;
qe_sdma_init();
qe_snums_init();
}
+#endif
+
+#ifdef CONFIG_U_QE
+void u_qe_init(void)
+{
+ qe_immr = (qe_map_t *)(CONFIG_SYS_IMMR + QE_IMMR_OFFSET);
+
+ void *addr = (void *)CONFIG_SYS_QE_FW_ADDR;
+#ifdef CONFIG_SYS_QE_FMAN_FW_IN_MMC
+ int dev = CONFIG_SYS_MMC_ENV_DEV;
+ u32 cnt = CONFIG_SYS_QE_FMAN_FW_LENGTH / 512;
+ u32 blk = CONFIG_SYS_QE_FW_ADDR / 512;
+
+ if (mmc_initialize(gd->bd)) {
+ printf("%s: mmc_initialize() failed\n", __func__);
+ return;
+ }
+ addr = malloc(CONFIG_SYS_QE_FMAN_FW_LENGTH);
+ struct mmc *mmc = find_mmc_device(CONFIG_SYS_MMC_ENV_DEV);
+
+ if (!mmc) {
+ free(addr);
+ printf("\nMMC cannot find device for ucode\n");
+ } else {
+ printf("\nMMC read: dev # %u, block # %u, count %u ...\n",
+ dev, blk, cnt);
+ mmc_init(mmc);
+ (void)blk_dread(mmc_get_blk_desc(mmc), blk, cnt,
+ addr);
+ }
+#endif
+ if (!u_qe_upload_firmware(addr))
+ out_be32(&qe_immr->iram.iready, QE_IRAM_READY);
+#ifdef CONFIG_SYS_QE_FMAN_FW_IN_MMC
+ free(addr);
+#endif
+}
+#endif
+
+#ifdef CONFIG_U_QE
+void u_qe_resume(void)
+{
+ qe_map_t *qe_immrr;
+
+ qe_immrr = (qe_map_t *)(CONFIG_SYS_IMMR + QE_IMMR_OFFSET);
+ u_qe_firmware_resume((const void *)CONFIG_SYS_QE_FW_ADDR, qe_immrr);
+ out_be32(&qe_immrr->iram.iready, QE_IRAM_READY);
+}
+#endif
void qe_reset(void)
{
(u8) QE_CR_PROTOCOL_UNSPECIFIED, 0);
}
+#ifdef CONFIG_QE
void qe_assign_page(uint snum, uint para_ram_base)
{
u32 cecr;
return;
}
+#endif
/*
* brg: 0~15 as BRG1~BRG16
#define BRG_CLK (gd->arch.brg_clk)
+#ifdef CONFIG_QE
int qe_set_brg(uint brg, uint rate)
{
volatile uint *bp;
return 0;
}
+#endif
/* Set ethernet MII clock master
*/
if (ucode->major || ucode->minor || ucode->revision)
printf("QE: uploading microcode '%s' version %u.%u.%u\n",
- ucode->id, ucode->major, ucode->minor, ucode->revision);
+ (char *)ucode->id, (u16)ucode->major, (u16)ucode->minor,
+ (u16)ucode->revision);
else
- printf("QE: uploading microcode '%s'\n", ucode->id);
+ printf("QE: uploading microcode '%s'\n", (char *)ucode->id);
/* Use auto-increment */
out_be32(&qe_immr->iram.iadd, be32_to_cpu(ucode->iram_offset) |
size_t length;
const struct qe_header *hdr;
#ifdef CONFIG_DEEP_SLEEP
+#ifdef CONFIG_ARCH_LS1021A
+ struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
+#else
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+#endif
#endif
if (!firmware) {
printf("Invalid address\n");
/* Check the magic */
if ((hdr->magic[0] != 'Q') || (hdr->magic[1] != 'E') ||
(hdr->magic[2] != 'F')) {
- printf("Not a microcode\n");
+ printf("QE microcode not found\n");
#ifdef CONFIG_DEEP_SLEEP
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_QE_DISABLE);
#endif
* saved microcode information and put in the new.
*/
memset(&qe_firmware_info, 0, sizeof(qe_firmware_info));
- strcpy(qe_firmware_info.id, (char *)firmware->id);
+ strncpy(qe_firmware_info.id, (char *)firmware->id, 62);
qe_firmware_info.extended_modes = firmware->extended_modes;
memcpy(qe_firmware_info.vtraps, firmware->vtraps,
sizeof(firmware->vtraps));
return 0;
}
+#ifdef CONFIG_U_QE
+/*
+ * Upload a microcode to the I-RAM at a specific address.
+ *
+ * See docs/README.qe_firmware for information on QE microcode uploading.
+ *
+ * Currently, only version 1 is supported, so the 'version' field must be
+ * set to 1.
+ *
+ * The SOC model and revision are not validated, they are only displayed for
+ * informational purposes.
+ *
+ * 'calc_size' is the calculated size, in bytes, of the firmware structure and
+ * all of the microcode structures, minus the CRC.
+ *
+ * 'length' is the size that the structure says it is, including the CRC.
+ */
+int u_qe_upload_firmware(const struct qe_firmware *firmware)
+{
+ unsigned int i;
+ unsigned int j;
+ u32 crc;
+ size_t calc_size = sizeof(struct qe_firmware);
+ size_t length;
+ const struct qe_header *hdr;
+#ifdef CONFIG_DEEP_SLEEP
+#ifdef CONFIG_ARCH_LS1021A
+ struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
+#else
+ ccsr_gur_t __iomem *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+#endif
+#endif
+ if (!firmware) {
+ printf("Invalid address\n");
+ return -EINVAL;
+ }
+
+ hdr = &firmware->header;
+ length = be32_to_cpu(hdr->length);
+
+ /* Check the magic */
+ if ((hdr->magic[0] != 'Q') || (hdr->magic[1] != 'E') ||
+ (hdr->magic[2] != 'F')) {
+ printf("Not a microcode\n");
+#ifdef CONFIG_DEEP_SLEEP
+ setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_QE_DISABLE);
+#endif
+ return -EPERM;
+ }
+
+ /* Check the version */
+ if (hdr->version != 1) {
+ printf("Unsupported version\n");
+ return -EPERM;
+ }
+
+ /* Validate some of the fields */
+ if ((firmware->count < 1) || (firmware->count > MAX_QE_RISC)) {
+ printf("Invalid data\n");
+ return -EINVAL;
+ }
+
+ /* Validate the length and check if there's a CRC */
+ calc_size += (firmware->count - 1) * sizeof(struct qe_microcode);
+
+ for (i = 0; i < firmware->count; i++)
+ /*
+ * For situations where the second RISC uses the same microcode
+ * as the first, the 'code_offset' and 'count' fields will be
+ * zero, so it's okay to add those.
+ */
+ calc_size += sizeof(u32) *
+ be32_to_cpu(firmware->microcode[i].count);
+
+ /* Validate the length */
+ if (length != calc_size + sizeof(u32)) {
+ printf("Invalid length\n");
+ return -EPERM;
+ }
+
+ /*
+ * Validate the CRC. We would normally call crc32_no_comp(), but that
+ * function isn't available unless you turn on JFFS support.
+ */
+ crc = be32_to_cpu(*(u32 *)((void *)firmware + calc_size));
+ if (crc != (crc32(-1, (const void *)firmware, calc_size) ^ -1)) {
+ printf("Firmware CRC is invalid\n");
+ return -EIO;
+ }
+
+ /*
+ * If the microcode calls for it, split the I-RAM.
+ */
+ if (!firmware->split) {
+ out_be16(&qe_immr->cp.cercr,
+ in_be16(&qe_immr->cp.cercr) | QE_CP_CERCR_CIR);
+ }
+
+ if (firmware->soc.model)
+ printf("Firmware '%s' for %u V%u.%u\n",
+ firmware->id, be16_to_cpu(firmware->soc.model),
+ firmware->soc.major, firmware->soc.minor);
+ else
+ printf("Firmware '%s'\n", firmware->id);
+
+ /* Loop through each microcode. */
+ for (i = 0; i < firmware->count; i++) {
+ const struct qe_microcode *ucode = &firmware->microcode[i];
+
+ /* Upload a microcode if it's present */
+ if (ucode->code_offset)
+ qe_upload_microcode(firmware, ucode);
+
+ /* Program the traps for this processor */
+ for (j = 0; j < 16; j++) {
+ u32 trap = be32_to_cpu(ucode->traps[j]);
+
+ if (trap)
+ out_be32(&qe_immr->rsp[i].tibcr[j], trap);
+ }
+
+ /* Enable traps */
+ out_be32(&qe_immr->rsp[i].eccr, be32_to_cpu(ucode->eccr));
+ }
+
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_U_QE
+int u_qe_firmware_resume(const struct qe_firmware *firmware, qe_map_t *qe_immrr)
+{
+ unsigned int i;
+ unsigned int j;
+ const struct qe_header *hdr;
+ const u32 *code;
+#ifdef CONFIG_DEEP_SLEEP
+#ifdef CONFIG_PPC
+ ccsr_gur_t __iomem *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+#else
+ struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
+#endif
+#endif
+
+ if (!firmware)
+ return -EINVAL;
+
+ hdr = &firmware->header;
+
+ /* Check the magic */
+ if ((hdr->magic[0] != 'Q') || (hdr->magic[1] != 'E') ||
+ (hdr->magic[2] != 'F')) {
+#ifdef CONFIG_DEEP_SLEEP
+ setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_QE_DISABLE);
+#endif
+ return -EPERM;
+ }
+
+ /*
+ * If the microcode calls for it, split the I-RAM.
+ */
+ if (!firmware->split) {
+ out_be16(&qe_immrr->cp.cercr,
+ in_be16(&qe_immrr->cp.cercr) | QE_CP_CERCR_CIR);
+ }
+
+ /* Loop through each microcode. */
+ for (i = 0; i < firmware->count; i++) {
+ const struct qe_microcode *ucode = &firmware->microcode[i];
+
+ /* Upload a microcode if it's present */
+ if (!ucode->code_offset)
+ return 0;
+
+ code = (const void *)firmware + be32_to_cpu(ucode->code_offset);
+
+ /* Use auto-increment */
+ out_be32(&qe_immrr->iram.iadd, be32_to_cpu(ucode->iram_offset) |
+ QE_IRAM_IADD_AIE | QE_IRAM_IADD_BADDR);
+
+ for (i = 0; i < be32_to_cpu(ucode->count); i++)
+ out_be32(&qe_immrr->iram.idata, be32_to_cpu(code[i]));
+
+ /* Program the traps for this processor */
+ for (j = 0; j < 16; j++) {
+ u32 trap = be32_to_cpu(ucode->traps[j]);
+
+ if (trap)
+ out_be32(&qe_immrr->rsp[i].tibcr[j], trap);
+ }
+
+ /* Enable traps */
+ out_be32(&qe_immrr->rsp[i].eccr, be32_to_cpu(ucode->eccr));
+ }
+
+ return 0;
+}
+#endif
+
struct qe_firmware_info *qe_get_firmware_info(void)
{
return qe_firmware_uploaded ? &qe_firmware_info : NULL;