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u-boot/drivers/net/fsl-mc/mc.c
Cosmin-Florin Aluchenesei ed06772a60 drivers: net: fsl-mc: add a command which dumps the MC log 
Extended fsl_mc command adding an extra option dump_log

Signed-off-by: Cosmin-Florin Aluchenesei <aluchenesei.cosmin-florin@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
2021-11-09 17:18:06 +05:30

2042 lines
47 KiB
C
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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2014 Freescale Semiconductor, Inc.
* Copyright 2017-2018, 2020-2021 NXP
*/
#include <common.h>
#include <command.h>
#include <cpu_func.h>
#include <env.h>
#include <errno.h>
#include <image.h>
#include <log.h>
#include <malloc.h>
#include <mapmem.h>
#include <asm/global_data.h>
#include <linux/bug.h>
#include <asm/io.h>
#include <linux/delay.h>
#include <linux/libfdt.h>
#include <net.h>
#include <fdt_support.h>
#include <fsl-mc/fsl_mc.h>
#include <fsl-mc/fsl_mc_sys.h>
#include <fsl-mc/fsl_mc_private.h>
#include <fsl-mc/fsl_dpmng.h>
#include <fsl-mc/fsl_dprc.h>
#include <fsl-mc/fsl_dpio.h>
#include <fsl-mc/fsl_dpni.h>
#include <fsl-mc/fsl_dpsparser.h>
#include <fsl-mc/fsl_qbman_portal.h>
#include <fsl-mc/ldpaa_wriop.h>
#define MC_RAM_BASE_ADDR_ALIGNMENT (512UL * 1024 * 1024)
#define MC_RAM_BASE_ADDR_ALIGNMENT_MASK (~(MC_RAM_BASE_ADDR_ALIGNMENT - 1))
#define MC_RAM_SIZE_ALIGNMENT (256UL * 1024 * 1024)
#define MC_MEM_SIZE_ENV_VAR "mcmemsize"
#define MC_BOOT_TIMEOUT_ENV_VAR "mcboottimeout"
#define MC_BOOT_ENV_VAR "mcinitcmd"
#define MC_DRAM_BLOCK_DEFAULT_SIZE (512UL * 1024 * 1024)
#define MC_BUFFER_SIZE (1024 * 1024 * 16)
#define MAGIC_MC 0x4d430100
#define MC_FW_ADDR_MASK_LOW 0xE0000000
#define MC_FW_ADDR_MASK_HIGH 0X1FFFF
#define MC_STRUCT_BUFFER_OFFSET 0x01000000
#define MC_OFFSET_DELTA MC_STRUCT_BUFFER_OFFSET
#define LOG_HEADER_FLAG_BUFFER_WRAPAROUND 0x80000000
#define LAST_BYTE(a) ((a) & ~(LOG_HEADER_FLAG_BUFFER_WRAPAROUND))
DECLARE_GLOBAL_DATA_PTR;
static int mc_memset_resv_ram;
static struct mc_version mc_ver_info;
static int mc_boot_status = -1;
static int mc_dpl_applied = -1;
#ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
static int mc_aiop_applied = -1;
#endif
struct fsl_mc_io *root_mc_io = NULL;
struct fsl_mc_io *dflt_mc_io = NULL; /* child container */
uint16_t root_dprc_handle = 0;
uint16_t dflt_dprc_handle = 0;
int child_dprc_id;
struct fsl_dpbp_obj *dflt_dpbp = NULL;
struct fsl_dpio_obj *dflt_dpio = NULL;
struct fsl_dpni_obj *dflt_dpni = NULL;
static u64 mc_lazy_dpl_addr;
static u32 dpsparser_obj_id;
static u16 dpsparser_handle;
static char *mc_err_msg_apply_spb[] = MC_ERROR_MSG_APPLY_SPB;
#ifdef DEBUG
void dump_ram_words(const char *title, void *addr)
{
int i;
uint32_t *words = addr;
printf("Dumping beginning of %s (%p):\n", title, addr);
for (i = 0; i < 16; i++)
printf("%#x ", words[i]);
printf("\n");
}
void dump_mc_ccsr_regs(struct mc_ccsr_registers __iomem *mc_ccsr_regs)
{
printf("MC CCSR registers:\n"
"reg_gcr1 %#x\n"
"reg_gsr %#x\n"
"reg_sicbalr %#x\n"
"reg_sicbahr %#x\n"
"reg_sicapr %#x\n"
"reg_mcfbalr %#x\n"
"reg_mcfbahr %#x\n"
"reg_mcfapr %#x\n"
"reg_psr %#x\n",
mc_ccsr_regs->reg_gcr1,
mc_ccsr_regs->reg_gsr,
mc_ccsr_regs->reg_sicbalr,
mc_ccsr_regs->reg_sicbahr,
mc_ccsr_regs->reg_sicapr,
mc_ccsr_regs->reg_mcfbalr,
mc_ccsr_regs->reg_mcfbahr,
mc_ccsr_regs->reg_mcfapr,
mc_ccsr_regs->reg_psr);
}
#else
#define dump_ram_words(title, addr)
#define dump_mc_ccsr_regs(mc_ccsr_regs)
#endif /* DEBUG */
/**
* Copying MC firmware or DPL image to DDR
*/
static int mc_copy_image(const char *title,
u64 image_addr, u32 image_size, u64 mc_ram_addr)
{
debug("%s copied to address %p\n", title, (void *)mc_ram_addr);
memcpy((void *)mc_ram_addr, (void *)image_addr, image_size);
flush_dcache_range(mc_ram_addr, mc_ram_addr + image_size);
return 0;
}
#ifndef CONFIG_SYS_LS_MC_FW_IN_DDR
/**
* MC firmware FIT image parser checks if the image is in FIT
* format, verifies integrity of the image and calculates
* raw image address and size values.
* Returns 0 on success and a negative errno on error.
* task fail.
**/
int parse_mc_firmware_fit_image(u64 mc_fw_addr,
const void **raw_image_addr,
size_t *raw_image_size)
{
int format;
void *fit_hdr;
int node_offset;
const void *data;
size_t size;
const char *uname = "firmware";
fit_hdr = (void *)mc_fw_addr;
/* Check if Image is in FIT format */
format = genimg_get_format(fit_hdr);
if (format != IMAGE_FORMAT_FIT) {
printf("fsl-mc: ERR: Bad firmware image (not a FIT image)\n");
return -EINVAL;
}
if (fit_check_format(fit_hdr, IMAGE_SIZE_INVAL)) {
printf("fsl-mc: ERR: Bad firmware image (bad FIT header)\n");
return -EINVAL;
}
node_offset = fit_image_get_node(fit_hdr, uname);
if (node_offset < 0) {
printf("fsl-mc: ERR: Bad firmware image (missing subimage)\n");
return -ENOENT;
}
/* Verify MC firmware image */
if (!(fit_image_verify(fit_hdr, node_offset))) {
printf("fsl-mc: ERR: Bad firmware image (bad CRC)\n");
return -EINVAL;
}
/* Get address and size of raw image */
fit_image_get_data(fit_hdr, node_offset, &data, &size);
*raw_image_addr = data;
*raw_image_size = size;
return 0;
}
#endif
#define MC_DT_INCREASE_SIZE 64
enum mc_fixup_type {
MC_FIXUP_DPL,
MC_FIXUP_DPC
};
static int mc_fixup_mac_addr(void *blob, int nodeoffset,
#ifdef CONFIG_DM_ETH
const char *propname, struct udevice *eth_dev,
#else
const char *propname, struct eth_device *eth_dev,
#endif
enum mc_fixup_type type)
{
#ifdef CONFIG_DM_ETH
struct eth_pdata *plat = dev_get_plat(eth_dev);
unsigned char *enetaddr = plat->enetaddr;
int eth_index = dev_seq(eth_dev);
#else
unsigned char *enetaddr = eth_dev->enetaddr;
int eth_index = eth_dev->index;
#endif
int err = 0, len = 0, size, i;
unsigned char env_enetaddr[ARP_HLEN];
unsigned int enetaddr_32[ARP_HLEN];
void *val = NULL;
switch (type) {
case MC_FIXUP_DPL:
/* DPL likes its addresses on 32 * ARP_HLEN bits */
for (i = 0; i < ARP_HLEN; i++)
enetaddr_32[i] = cpu_to_fdt32(enetaddr[i]);
val = enetaddr_32;
len = sizeof(enetaddr_32);
break;
case MC_FIXUP_DPC:
val = enetaddr;
len = ARP_HLEN;
break;
}
/* MAC address property present */
if (fdt_get_property(blob, nodeoffset, propname, NULL)) {
/* u-boot MAC addr randomly assigned - leave the present one */
if (!eth_env_get_enetaddr_by_index("eth", eth_index,
env_enetaddr))
return err;
} else {
size = MC_DT_INCREASE_SIZE + strlen(propname) + len;
/* make room for mac address property */
err = fdt_increase_size(blob, size);
if (err) {
printf("fdt_increase_size: err=%s\n",
fdt_strerror(err));
return err;
}
}
err = fdt_setprop(blob, nodeoffset, propname, val, len);
if (err) {
printf("fdt_setprop: err=%s\n", fdt_strerror(err));
return err;
}
return err;
}
#define is_dpni(s) (s != NULL ? !strncmp(s, "dpni@", 5) : 0)
const char *dpl_get_connection_endpoint(void *blob, char *endpoint)
{
int connoffset = fdt_path_offset(blob, "/connections"), off;
const char *s1, *s2;
for (off = fdt_first_subnode(blob, connoffset);
off >= 0;
off = fdt_next_subnode(blob, off)) {
s1 = fdt_stringlist_get(blob, off, "endpoint1", 0, NULL);
s2 = fdt_stringlist_get(blob, off, "endpoint2", 0, NULL);
if (!s1 || !s2)
continue;
if (strcmp(endpoint, s1) == 0)
return s2;
if (strcmp(endpoint, s2) == 0)
return s1;
}
return NULL;
}
static int mc_fixup_dpl_mac_addr(void *blob, int dpmac_id,
#ifdef CONFIG_DM_ETH
struct udevice *eth_dev)
#else
struct eth_device *eth_dev)
#endif
{
int objoff = fdt_path_offset(blob, "/objects");
int dpmacoff = -1, dpnioff = -1;
const char *endpoint;
char mac_name[10];
int err;
sprintf(mac_name, "dpmac@%d", dpmac_id);
dpmacoff = fdt_subnode_offset(blob, objoff, mac_name);
if (dpmacoff < 0)
/* dpmac not defined in DPL, so skip it. */
return 0;
err = mc_fixup_mac_addr(blob, dpmacoff, "mac_addr", eth_dev,
MC_FIXUP_DPL);
if (err) {
printf("Error fixing up dpmac mac_addr in DPL\n");
return err;
}
/* now we need to figure out if there is any
* DPNI connected to this MAC, so we walk the
* connection list
*/
endpoint = dpl_get_connection_endpoint(blob, mac_name);
if (!is_dpni(endpoint))
return 0;
/* let's see if we can fixup the DPNI as well */
dpnioff = fdt_subnode_offset(blob, objoff, endpoint);
if (dpnioff < 0)
/* DPNI not defined in DPL in the objects area */
return 0;
return mc_fixup_mac_addr(blob, dpnioff, "mac_addr", eth_dev,
MC_FIXUP_DPL);
}
void fdt_fixup_mc_ddr(u64 *base, u64 *size)
{
u64 mc_size = mc_get_dram_block_size();
if (mc_size < MC_DRAM_BLOCK_DEFAULT_SIZE) {
*base = mc_get_dram_addr() + mc_size;
*size = MC_DRAM_BLOCK_DEFAULT_SIZE - mc_size;
}
}
void fdt_fsl_mc_fixup_iommu_map_entry(void *blob)
{
u32 *prop;
u32 iommu_map[4], phandle;
int offset;
int lenp;
/* find fsl-mc node */
offset = fdt_path_offset(blob, "/soc/fsl-mc");
if (offset < 0)
offset = fdt_path_offset(blob, "/fsl-mc");
if (offset < 0) {
printf("%s: fsl-mc: ERR: fsl-mc node not found in DT, err %d\n",
__func__, offset);
return;
}
prop = fdt_getprop_w(blob, offset, "iommu-map", &lenp);
if (!prop) {
debug("%s: fsl-mc: ERR: missing iommu-map in fsl-mc bus node\n",
__func__);
return;
}
iommu_map[0] = cpu_to_fdt32(FSL_DPAA2_STREAM_ID_START);
iommu_map[1] = *++prop;
iommu_map[2] = cpu_to_fdt32(FSL_DPAA2_STREAM_ID_START);
iommu_map[3] = cpu_to_fdt32(FSL_DPAA2_STREAM_ID_END -
FSL_DPAA2_STREAM_ID_START + 1);
fdt_setprop_inplace(blob, offset, "iommu-map",
iommu_map, sizeof(iommu_map));
/* get phandle to MSI controller */
prop = (u32 *)fdt_getprop(blob, offset, "msi-parent", 0);
if (!prop) {
debug("\n%s: ERROR: missing msi-parent\n", __func__);
return;
}
phandle = fdt32_to_cpu(*prop);
/* also set msi-map property */
fdt_appendprop_u32(blob, offset, "msi-map", FSL_DPAA2_STREAM_ID_START);
fdt_appendprop_u32(blob, offset, "msi-map", phandle);
fdt_appendprop_u32(blob, offset, "msi-map", FSL_DPAA2_STREAM_ID_START);
fdt_appendprop_u32(blob, offset, "msi-map", FSL_DPAA2_STREAM_ID_END -
FSL_DPAA2_STREAM_ID_START + 1);
}
static int mc_fixup_dpc_mac_addr(void *blob, int dpmac_id,
#ifdef CONFIG_DM_ETH
struct udevice *eth_dev)
#else
struct eth_device *eth_dev)
#endif
{
int nodeoffset = fdt_path_offset(blob, "/board_info/ports"), noff;
int err = 0;
char mac_name[10];
const char link_type_mode[] = "MAC_LINK_TYPE_FIXED";
sprintf(mac_name, "mac@%d", dpmac_id);
/* node not found - create it */
noff = fdt_subnode_offset(blob, nodeoffset, (const char *)mac_name);
if (noff < 0) {
err = fdt_increase_size(blob, 200);
if (err) {
printf("fdt_increase_size: err=%s\n",
fdt_strerror(err));
return err;
}
noff = fdt_add_subnode(blob, nodeoffset, mac_name);
if (noff < 0) {
printf("fdt_add_subnode: err=%s\n",
fdt_strerror(err));
return err;
}
/* add default property of fixed link */
err = fdt_appendprop_string(blob, noff,
"link_type", link_type_mode);
if (err) {
printf("fdt_appendprop_string: err=%s\n",
fdt_strerror(err));
return err;
}
}
return mc_fixup_mac_addr(blob, noff, "port_mac_address", eth_dev,
MC_FIXUP_DPC);
}
static int mc_fixup_mac_addrs(void *blob, enum mc_fixup_type type)
{
int i, err = 0, ret = 0;
#ifdef CONFIG_DM_ETH
#define ETH_NAME_LEN 20
struct udevice *eth_dev;
#else
struct eth_device *eth_dev;
#endif
char ethname[ETH_NAME_LEN];
for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) {
/* port not enabled */
if (wriop_is_enabled_dpmac(i) != 1)
continue;
snprintf(ethname, ETH_NAME_LEN, "DPMAC%d@%s", i,
phy_interface_strings[wriop_get_enet_if(i)]);
eth_dev = eth_get_dev_by_name(ethname);
if (eth_dev == NULL)
continue;
switch (type) {
case MC_FIXUP_DPL:
err = mc_fixup_dpl_mac_addr(blob, i, eth_dev);
break;
case MC_FIXUP_DPC:
err = mc_fixup_dpc_mac_addr(blob, i, eth_dev);
break;
default:
break;
}
if (err)
printf("fsl-mc: ERROR fixing mac address for %s\n",
ethname);
ret |= err;
}
return ret;
}
static int mc_fixup_dpc(u64 dpc_addr)
{
void *blob = (void *)dpc_addr;
int nodeoffset, err = 0;
/* delete any existing ICID pools */
nodeoffset = fdt_path_offset(blob, "/resources/icid_pools");
if (fdt_del_node(blob, nodeoffset) < 0)
printf("\nfsl-mc: WARNING: could not delete ICID pool\n");
/* add a new pool */
nodeoffset = fdt_path_offset(blob, "/resources");
if (nodeoffset < 0) {
printf("\nfsl-mc: ERROR: DPC is missing /resources\n");
return -EINVAL;
}
nodeoffset = fdt_add_subnode(blob, nodeoffset, "icid_pools");
nodeoffset = fdt_add_subnode(blob, nodeoffset, "icid_pool@0");
do_fixup_by_path_u32(blob, "/resources/icid_pools/icid_pool@0",
"base_icid", FSL_DPAA2_STREAM_ID_START, 1);
do_fixup_by_path_u32(blob, "/resources/icid_pools/icid_pool@0",
"num",
FSL_DPAA2_STREAM_ID_END -
FSL_DPAA2_STREAM_ID_START + 1, 1);
/* fixup MAC addresses for dpmac ports */
nodeoffset = fdt_path_offset(blob, "/board_info/ports");
if (nodeoffset < 0) {
err = fdt_increase_size(blob, 512);
if (err) {
printf("fdt_increase_size: err=%s\n",
fdt_strerror(err));
goto out;
}
nodeoffset = fdt_path_offset(blob, "/board_info");
if (nodeoffset < 0)
nodeoffset = fdt_add_subnode(blob, 0, "board_info");
nodeoffset = fdt_add_subnode(blob, nodeoffset, "ports");
}
err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPC);
out:
flush_dcache_range(dpc_addr, dpc_addr + fdt_totalsize(blob));
return err;
}
static int load_mc_dpc(u64 mc_ram_addr, size_t mc_ram_size, u64 mc_dpc_addr)
{
u64 mc_dpc_offset;
#ifndef CONFIG_SYS_LS_MC_DPC_IN_DDR
int error;
void *dpc_fdt_hdr;
int dpc_size;
#endif
#ifdef CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET
BUILD_BUG_ON((CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET & 0x3) != 0 ||
CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET > 0xffffffff);
mc_dpc_offset = CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET;
#else
#error "CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET not defined"
#endif
/*
* Load the MC DPC blob in the MC private DRAM block:
*/
#ifdef CONFIG_SYS_LS_MC_DPC_IN_DDR
printf("MC DPC is preloaded to %#llx\n", mc_ram_addr + mc_dpc_offset);
#else
/*
* Get address and size of the DPC blob stored in flash:
*/
dpc_fdt_hdr = (void *)mc_dpc_addr;
error = fdt_check_header(dpc_fdt_hdr);
if (error != 0) {
/*
* Don't return with error here, since the MC firmware can
* still boot without a DPC
*/
printf("\nfsl-mc: WARNING: No DPC image found");
return 0;
}
dpc_size = fdt_totalsize(dpc_fdt_hdr);
if (dpc_size > CONFIG_SYS_LS_MC_DPC_MAX_LENGTH) {
printf("\nfsl-mc: ERROR: Bad DPC image (too large: %d)\n",
dpc_size);
return -EINVAL;
}
mc_copy_image("MC DPC blob",
(u64)dpc_fdt_hdr, dpc_size, mc_ram_addr + mc_dpc_offset);
#endif /* not defined CONFIG_SYS_LS_MC_DPC_IN_DDR */
if (mc_fixup_dpc(mc_ram_addr + mc_dpc_offset))
return -EINVAL;
dump_ram_words("DPC", (void *)(mc_ram_addr + mc_dpc_offset));
return 0;
}
static int mc_fixup_dpl(u64 dpl_addr)
{
void *blob = (void *)dpl_addr;
u32 ver = fdt_getprop_u32_default(blob, "/", "dpl-version", 0);
int err = 0;
/* The DPL fixup for mac addresses is only relevant
* for old-style DPLs
*/
if (ver >= 10)
return 0;
err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPL);
flush_dcache_range(dpl_addr, dpl_addr + fdt_totalsize(blob));
return err;
}
static int load_mc_dpl(u64 mc_ram_addr, size_t mc_ram_size, u64 mc_dpl_addr)
{
u64 mc_dpl_offset;
#ifndef CONFIG_SYS_LS_MC_DPL_IN_DDR
int error;
void *dpl_fdt_hdr;
int dpl_size;
#endif
#ifdef CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET
BUILD_BUG_ON((CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET & 0x3) != 0 ||
CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET > 0xffffffff);
mc_dpl_offset = CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET;
#else
#error "CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET not defined"
#endif
/*
* Load the MC DPL blob in the MC private DRAM block:
*/
#ifdef CONFIG_SYS_LS_MC_DPL_IN_DDR
printf("MC DPL is preloaded to %#llx\n", mc_ram_addr + mc_dpl_offset);
#else
/*
* Get address and size of the DPL blob stored in flash:
*/
dpl_fdt_hdr = (void *)mc_dpl_addr;
error = fdt_check_header(dpl_fdt_hdr);
if (error != 0) {
printf("\nfsl-mc: ERROR: Bad DPL image (bad header)\n");
return error;
}
dpl_size = fdt_totalsize(dpl_fdt_hdr);
if (dpl_size > CONFIG_SYS_LS_MC_DPL_MAX_LENGTH) {
printf("\nfsl-mc: ERROR: Bad DPL image (too large: %d)\n",
dpl_size);
return -EINVAL;
}
mc_copy_image("MC DPL blob",
(u64)dpl_fdt_hdr, dpl_size, mc_ram_addr + mc_dpl_offset);
#endif /* not defined CONFIG_SYS_LS_MC_DPL_IN_DDR */
if (mc_fixup_dpl(mc_ram_addr + mc_dpl_offset))
return -EINVAL;
dump_ram_words("DPL", (void *)(mc_ram_addr + mc_dpl_offset));
return 0;
}
/**
* Return the MC boot timeout value in milliseconds
*/
static unsigned long get_mc_boot_timeout_ms(void)
{
unsigned long timeout_ms = CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS;
char *timeout_ms_env_var = env_get(MC_BOOT_TIMEOUT_ENV_VAR);
if (timeout_ms_env_var) {
timeout_ms = dectoul(timeout_ms_env_var, NULL);
if (timeout_ms == 0) {
printf("fsl-mc: WARNING: Invalid value for \'"
MC_BOOT_TIMEOUT_ENV_VAR
"\' environment variable: %lu\n",
timeout_ms);
timeout_ms = CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS;
}
}
return timeout_ms;
}
#ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
__weak bool soc_has_aiop(void)
{
return false;
}
static int load_mc_aiop_img(u64 aiop_fw_addr)
{
u64 mc_ram_addr = mc_get_dram_addr();
#ifndef CONFIG_SYS_LS_MC_DPC_IN_DDR
void *aiop_img;
#endif
/* Check if AIOP is available */
if (!soc_has_aiop())
return -ENODEV;
/*
* Load the MC AIOP image in the MC private DRAM block:
*/
#ifdef CONFIG_SYS_LS_MC_DPC_IN_DDR
printf("MC AIOP is preloaded to %#llx\n", mc_ram_addr +
CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET);
#else
aiop_img = (void *)aiop_fw_addr;
mc_copy_image("MC AIOP image",
(u64)aiop_img, CONFIG_SYS_LS_MC_AIOP_IMG_MAX_LENGTH,
mc_ram_addr + CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET);
#endif
mc_aiop_applied = 0;
return 0;
}
#endif
static int wait_for_mc(bool booting_mc, u32 *final_reg_gsr)
{
u32 reg_gsr;
u32 mc_fw_boot_status;
unsigned long timeout_ms = get_mc_boot_timeout_ms();
struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR;
dmb();
assert(timeout_ms > 0);
for (;;) {
udelay(1000); /* throttle polling */
reg_gsr = in_le32(&mc_ccsr_regs->reg_gsr);
mc_fw_boot_status = (reg_gsr & GSR_FS_MASK);
if (mc_fw_boot_status & 0x1)
break;
timeout_ms--;
if (timeout_ms == 0)
break;
}
if (timeout_ms == 0) {
printf("ERROR: timeout\n");
/* TODO: Get an error status from an MC CCSR register */
return -ETIMEDOUT;
}
if (mc_fw_boot_status != 0x1) {
/*
* TODO: Identify critical errors from the GSR register's FS
* field and for those errors, set error to -ENODEV or other
* appropriate errno, so that the status property is set to
* failure in the fsl,dprc device tree node.
*/
printf("WARNING: Firmware returned an error (GSR: %#x)\n",
reg_gsr);
} else {
printf("SUCCESS\n");
}
*final_reg_gsr = reg_gsr;
return 0;
}
int mc_init(u64 mc_fw_addr, u64 mc_dpc_addr)
{
int error = 0;
int portal_id = 0;
struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR;
u64 mc_ram_addr = mc_get_dram_addr();
u32 reg_gsr;
u32 reg_mcfbalr;
#ifndef CONFIG_SYS_LS_MC_FW_IN_DDR
const void *raw_image_addr;
size_t raw_image_size = 0;
#endif
u8 mc_ram_num_256mb_blocks;
size_t mc_ram_size = mc_get_dram_block_size();
mc_ram_num_256mb_blocks = mc_ram_size / MC_RAM_SIZE_ALIGNMENT;
if (mc_ram_num_256mb_blocks >= 0xff) {
error = -EINVAL;
printf("fsl-mc: ERROR: invalid MC private RAM size (%lu)\n",
mc_ram_size);
goto out;
}
/*
* To support 128 MB DDR Size for MC
*/
if (mc_ram_num_256mb_blocks == 0)
mc_ram_num_256mb_blocks = 0xFF;
/*
* Management Complex cores should be held at reset out of POR.
* U-Boot should be the first software to touch MC. To be safe,
* we reset all cores again by setting GCR1 to 0. It doesn't do
* anything if they are held at reset. After we setup the firmware
* we kick off MC by deasserting the reset bit for core 0, and
* deasserting the reset bits for Command Portal Managers.
* The stop bits are not touched here. They are used to stop the
* cores when they are active. Setting stop bits doesn't stop the
* cores from fetching instructions when they are released from
* reset.
*/
out_le32(&mc_ccsr_regs->reg_gcr1, 0);
dmb();
#ifdef CONFIG_SYS_LS_MC_FW_IN_DDR
printf("MC firmware is preloaded to %#llx\n", mc_ram_addr);
#else
error = parse_mc_firmware_fit_image(mc_fw_addr, &raw_image_addr,
&raw_image_size);
if (error != 0)
goto out;
/*
* Load the MC FW at the beginning of the MC private DRAM block:
*/
mc_copy_image("MC Firmware",
(u64)raw_image_addr, raw_image_size, mc_ram_addr);
#endif
dump_ram_words("firmware", (void *)mc_ram_addr);
error = load_mc_dpc(mc_ram_addr, mc_ram_size, mc_dpc_addr);
if (error != 0)
goto out;
debug("mc_ccsr_regs %p\n", mc_ccsr_regs);
dump_mc_ccsr_regs(mc_ccsr_regs);
/*
* Tell MC what is the address range of the DRAM block assigned to it:
*/
if (mc_ram_num_256mb_blocks < 0xFF) {
reg_mcfbalr = (u32)mc_ram_addr |
(mc_ram_num_256mb_blocks - 1);
} else {
reg_mcfbalr = (u32)mc_ram_addr |
(mc_ram_num_256mb_blocks);
}
out_le32(&mc_ccsr_regs->reg_mcfbalr, reg_mcfbalr);
out_le32(&mc_ccsr_regs->reg_mcfbahr,
(u32)(mc_ram_addr >> 32));
out_le32(&mc_ccsr_regs->reg_mcfapr, FSL_BYPASS_AMQ);
/*
* Tell the MC that we want delayed DPL deployment.
*/
out_le32(&mc_ccsr_regs->reg_gsr, 0xDD00);
printf("\nfsl-mc: Booting Management Complex ... ");
/*
* Deassert reset and release MC core 0 to run
*/
out_le32(&mc_ccsr_regs->reg_gcr1, GCR1_P1_DE_RST | GCR1_M_ALL_DE_RST);
error = wait_for_mc(true, &reg_gsr);
if (error != 0)
goto out;
/*
* TODO: need to obtain the portal_id for the root container from the
* DPL
*/
portal_id = 0;
/*
* Initialize the global default MC portal
* And check that the MC firmware is responding portal commands:
*/
root_mc_io = (struct fsl_mc_io *)calloc(sizeof(struct fsl_mc_io), 1);
if (!root_mc_io) {
printf(" No memory: calloc() failed\n");
return -ENOMEM;
}
root_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(portal_id);
debug("Checking access to MC portal of root DPRC container (portal_id %d, portal physical addr %p)\n",
portal_id, root_mc_io->mmio_regs);
error = mc_get_version(root_mc_io, MC_CMD_NO_FLAGS, &mc_ver_info);
if (error != 0) {
printf("fsl-mc: ERROR: Firmware version check failed (error: %d)\n",
error);
goto out;
}
printf("fsl-mc: Management Complex booted (version: %d.%d.%d, boot status: %#x)\n",
mc_ver_info.major, mc_ver_info.minor, mc_ver_info.revision,
reg_gsr & GSR_FS_MASK);
out:
if (error != 0)
mc_boot_status = error;
else
mc_boot_status = 0;
return error;
}
int mc_apply_dpl(u64 mc_dpl_addr)
{
struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR;
int error = 0;
u32 reg_gsr;
u64 mc_ram_addr = mc_get_dram_addr();
size_t mc_ram_size = mc_get_dram_block_size();
if (!mc_dpl_addr)
return -1;
error = load_mc_dpl(mc_ram_addr, mc_ram_size, mc_dpl_addr);
if (error != 0)
return error;
/*
* Tell the MC to deploy the DPL:
*/
out_le32(&mc_ccsr_regs->reg_gsr, 0x0);
printf("fsl-mc: Deploying data path layout ... ");
error = wait_for_mc(false, &reg_gsr);
if (!error)
mc_dpl_applied = 0;
return error;
}
int get_mc_boot_status(void)
{
return mc_boot_status;
}
#ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
int get_aiop_apply_status(void)
{
return mc_aiop_applied;
}
#endif
int get_dpl_apply_status(void)
{
return mc_dpl_applied;
}
int is_lazy_dpl_addr_valid(void)
{
return !!mc_lazy_dpl_addr;
}
/*
* Return the MC address of private DRAM block.
* As per MC design document, MC initial base address
* should be least significant 512MB address of MC private
* memory, i.e. address should point to end address masked
* with 512MB offset in private DRAM block.
*/
u64 mc_get_dram_addr(void)
{
size_t mc_ram_size = mc_get_dram_block_size();
if (!mc_memset_resv_ram || (get_mc_boot_status() < 0)) {
mc_memset_resv_ram = 1;
memset((void *)gd->arch.resv_ram, 0, mc_ram_size);
}
return (gd->arch.resv_ram + mc_ram_size - 1) &
MC_RAM_BASE_ADDR_ALIGNMENT_MASK;
}
/**
* Return the actual size of the MC private DRAM block.
*/
unsigned long mc_get_dram_block_size(void)
{
unsigned long dram_block_size = CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE;
char *dram_block_size_env_var = env_get(MC_MEM_SIZE_ENV_VAR);
if (dram_block_size_env_var) {
dram_block_size = hextoul(dram_block_size_env_var, NULL);
if (dram_block_size < CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE) {
printf("fsl-mc: WARNING: Invalid value for \'"
MC_MEM_SIZE_ENV_VAR
"\' environment variable: %lu\n",
dram_block_size);
dram_block_size = MC_DRAM_BLOCK_DEFAULT_SIZE;
}
}
return dram_block_size;
}
int fsl_mc_ldpaa_init(struct bd_info *bis)
{
int i;
for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++)
if (wriop_is_enabled_dpmac(i) == 1)
ldpaa_eth_init(i, wriop_get_enet_if(i));
return 0;
}
static int dprc_version_check(struct fsl_mc_io *mc_io, uint16_t handle)
{
int error;
uint16_t major_ver, minor_ver;
error = dprc_get_api_version(mc_io, 0,
&major_ver,
&minor_ver);
if (error < 0) {
printf("dprc_get_api_version() failed: %d\n", error);
return error;
}
if (major_ver < DPRC_VER_MAJOR || (major_ver == DPRC_VER_MAJOR &&
minor_ver < DPRC_VER_MINOR)) {
printf("DPRC version mismatch found %u.%u,",
major_ver, minor_ver);
printf("supported version is %u.%u\n",
DPRC_VER_MAJOR, DPRC_VER_MINOR);
}
return error;
}
static int dpio_init(void)
{
struct qbman_swp_desc p_des;
struct dpio_attr attr;
struct dpio_cfg dpio_cfg;
int err = 0;
uint16_t major_ver, minor_ver;
dflt_dpio = (struct fsl_dpio_obj *)calloc(
sizeof(struct fsl_dpio_obj), 1);
if (!dflt_dpio) {
printf("No memory: calloc() failed\n");
err = -ENOMEM;
goto err_calloc;
}
dpio_cfg.channel_mode = DPIO_LOCAL_CHANNEL;
dpio_cfg.num_priorities = 8;
err = dpio_create(dflt_mc_io,
dflt_dprc_handle,
MC_CMD_NO_FLAGS,
&dpio_cfg,
&dflt_dpio->dpio_id);
if (err < 0) {
printf("dpio_create() failed: %d\n", err);
err = -ENODEV;
goto err_create;
}
err = dpio_get_api_version(dflt_mc_io, 0,
&major_ver,
&minor_ver);
if (err < 0) {
printf("dpio_get_api_version() failed: %d\n", err);
goto err_get_api_ver;
}
if (major_ver < DPIO_VER_MAJOR || (major_ver == DPIO_VER_MAJOR &&
minor_ver < DPIO_VER_MINOR)) {
printf("DPRC version mismatch found %u.%u,",
major_ver,
minor_ver);
}
err = dpio_open(dflt_mc_io,
MC_CMD_NO_FLAGS,
dflt_dpio->dpio_id,
&dflt_dpio->dpio_handle);
if (err) {
printf("dpio_open() failed\n");
goto err_open;
}
memset(&attr, 0, sizeof(struct dpio_attr));
err = dpio_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dpio->dpio_handle, &attr);
if (err < 0) {
printf("dpio_get_attributes() failed: %d\n", err);
goto err_get_attr;
}
if (dflt_dpio->dpio_id != attr.id) {
printf("dnpi object id and attribute id are not same\n");
goto err_attr_not_same;
}
#ifdef DEBUG
printf("Init: DPIO id=0x%d\n", dflt_dpio->dpio_id);
#endif
err = dpio_enable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
if (err < 0) {
printf("dpio_enable() failed %d\n", err);
goto err_get_enable;
}
debug("ce_offset=0x%llx, ci_offset=0x%llx, portalid=%d, prios=%d\n",
attr.qbman_portal_ce_offset,
attr.qbman_portal_ci_offset,
attr.qbman_portal_id,
attr.num_priorities);
p_des.cena_bar = (void *)(SOC_QBMAN_PORTALS_BASE_ADDR
+ attr.qbman_portal_ce_offset);
p_des.cinh_bar = (void *)(SOC_QBMAN_PORTALS_BASE_ADDR
+ attr.qbman_portal_ci_offset);
dflt_dpio->sw_portal = qbman_swp_init(&p_des);
if (dflt_dpio->sw_portal == NULL) {
printf("qbman_swp_init() failed\n");
goto err_get_swp_init;
}
return 0;
err_get_swp_init:
dpio_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
err_get_enable:
err_get_attr:
err_attr_not_same:
dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
err_open:
err_get_api_ver:
dpio_destroy(dflt_mc_io,
dflt_dprc_handle,
MC_CMD_NO_FLAGS,
dflt_dpio->dpio_id);
err_create:
free(dflt_dpio);
err_calloc:
return err;
}
static int dpio_exit(void)
{
int err;
err = dpio_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
if (err < 0) {
printf("dpio_disable() failed: %d\n", err);
goto err;
}
err = dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
if (err < 0) {
printf("dpio_close() failed: %d\n", err);
goto err;
}
err = dpio_destroy(dflt_mc_io,
dflt_dprc_handle,
MC_CMD_NO_FLAGS,
dflt_dpio->dpio_id);
if (err < 0) {
printf("dpio_destroy() failed: %d\n", err);
goto err;
}
#ifdef DEBUG
printf("Exit: DPIO id=0x%d\n", dflt_dpio->dpio_id);
#endif
if (dflt_dpio)
free(dflt_dpio);
return 0;
err:
return err;
}
static int dprc_init(void)
{
int err, child_portal_id, container_id;
struct dprc_cfg cfg;
uint64_t mc_portal_offset;
/* Open root container */
err = dprc_get_container_id(root_mc_io, MC_CMD_NO_FLAGS, &container_id);
if (err < 0) {
printf("dprc_get_container_id(): Root failed: %d\n", err);
goto err_root_container_id;
}
#ifdef DEBUG
printf("Root container id = %d\n", container_id);
#endif
err = dprc_open(root_mc_io, MC_CMD_NO_FLAGS, container_id,
&root_dprc_handle);
if (err < 0) {
printf("dprc_open(): Root Container failed: %d\n", err);
goto err_root_open;
}
if (!root_dprc_handle) {
printf("dprc_open(): Root Container Handle is not valid\n");
goto err_root_open;
}
err = dprc_version_check(root_mc_io, root_dprc_handle);
if (err < 0) {
printf("dprc_version_check() failed: %d\n", err);
goto err_root_open;
}
memset(&cfg, 0, sizeof(struct dprc_cfg));
cfg.options = DPRC_CFG_OPT_TOPOLOGY_CHANGES_ALLOWED |
DPRC_CFG_OPT_OBJ_CREATE_ALLOWED |
DPRC_CFG_OPT_ALLOC_ALLOWED;
cfg.icid = DPRC_GET_ICID_FROM_POOL;
cfg.portal_id = DPRC_GET_PORTAL_ID_FROM_POOL;
err = dprc_create_container(root_mc_io, MC_CMD_NO_FLAGS,
root_dprc_handle,
&cfg,
&child_dprc_id,
&mc_portal_offset);
if (err < 0) {
printf("dprc_create_container() failed: %d\n", err);
goto err_create;
}
dflt_mc_io = (struct fsl_mc_io *)calloc(sizeof(struct fsl_mc_io), 1);
if (!dflt_mc_io) {
err = -ENOMEM;
printf(" No memory: calloc() failed\n");
goto err_calloc;
}
child_portal_id = MC_PORTAL_OFFSET_TO_PORTAL_ID(mc_portal_offset);
dflt_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(child_portal_id);
#ifdef DEBUG
printf("MC portal of child DPRC container: %d, physical addr %p)\n",
child_dprc_id, dflt_mc_io->mmio_regs);
#endif
err = dprc_open(dflt_mc_io, MC_CMD_NO_FLAGS, child_dprc_id,
&dflt_dprc_handle);
if (err < 0) {
printf("dprc_open(): Child container failed: %d\n", err);
goto err_child_open;
}
if (!dflt_dprc_handle) {
printf("dprc_open(): Child container Handle is not valid\n");
goto err_child_open;
}
return 0;
err_child_open:
free(dflt_mc_io);
err_calloc:
dprc_destroy_container(root_mc_io, MC_CMD_NO_FLAGS,
root_dprc_handle, child_dprc_id);
err_create:
dprc_close(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle);
err_root_open:
err_root_container_id:
return err;
}
static int dprc_exit(void)
{
int err;
err = dprc_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dprc_handle);
if (err < 0) {
printf("dprc_close(): Child failed: %d\n", err);
goto err;
}
err = dprc_destroy_container(root_mc_io, MC_CMD_NO_FLAGS,
root_dprc_handle, child_dprc_id);
if (err < 0) {
printf("dprc_destroy_container() failed: %d\n", err);
goto err;
}
err = dprc_close(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle);
if (err < 0) {
printf("dprc_close(): Root failed: %d\n", err);
goto err;
}
if (dflt_mc_io)
free(dflt_mc_io);
if (root_mc_io)
free(root_mc_io);
return 0;
err:
return err;
}
static int dpbp_init(void)
{
int err;
struct dpbp_attr dpbp_attr;
struct dpbp_cfg dpbp_cfg;
uint16_t major_ver, minor_ver;
dflt_dpbp = (struct fsl_dpbp_obj *)calloc(
sizeof(struct fsl_dpbp_obj), 1);
if (!dflt_dpbp) {
printf("No memory: calloc() failed\n");
err = -ENOMEM;
goto err_calloc;
}
dpbp_cfg.options = 512;
err = dpbp_create(dflt_mc_io,
dflt_dprc_handle,
MC_CMD_NO_FLAGS,
&dpbp_cfg,
&dflt_dpbp->dpbp_id);
if (err < 0) {
err = -ENODEV;
printf("dpbp_create() failed: %d\n", err);
goto err_create;
}
err = dpbp_get_api_version(dflt_mc_io, 0,
&major_ver,
&minor_ver);
if (err < 0) {
printf("dpbp_get_api_version() failed: %d\n", err);
goto err_get_api_ver;
}
if (major_ver < DPBP_VER_MAJOR || (major_ver == DPBP_VER_MAJOR &&
minor_ver < DPBP_VER_MINOR)) {
printf("DPBP version mismatch found %u.%u,",
major_ver, minor_ver);
printf("supported version is %u.%u\n",
DPBP_VER_MAJOR, DPBP_VER_MINOR);
}
err = dpbp_open(dflt_mc_io,
MC_CMD_NO_FLAGS,
dflt_dpbp->dpbp_id,
&dflt_dpbp->dpbp_handle);
if (err) {
printf("dpbp_open() failed\n");
goto err_open;
}
memset(&dpbp_attr, 0, sizeof(struct dpbp_attr));
err = dpbp_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dpbp->dpbp_handle,
&dpbp_attr);
if (err < 0) {
printf("dpbp_get_attributes() failed: %d\n", err);
goto err_get_attr;
}
if (dflt_dpbp->dpbp_id != dpbp_attr.id) {
printf("dpbp object id and attribute id are not same\n");
goto err_attr_not_same;
}
#ifdef DEBUG
printf("Init: DPBP id=0x%x\n", dflt_dpbp->dpbp_attr.id);
#endif
err = dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle);
if (err < 0) {
printf("dpbp_close() failed: %d\n", err);
goto err_close;
}
return 0;
err_get_attr:
err_attr_not_same:
dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle);
dpbp_destroy(dflt_mc_io,
dflt_dprc_handle,
MC_CMD_NO_FLAGS,
dflt_dpbp->dpbp_id);
err_get_api_ver:
err_close:
err_open:
err_create:
free(dflt_dpbp);
err_calloc:
return err;
}
static int dpbp_exit(void)
{
int err;
err = dpbp_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS,
dflt_dpbp->dpbp_id);
if (err < 0) {
printf("dpbp_destroy() failed: %d\n", err);
goto err;
}
#ifdef DEBUG
printf("Exit: DPBP id=0x%d\n", dflt_dpbp->dpbp_attr.id);
#endif
if (dflt_dpbp)
free(dflt_dpbp);
return 0;
err:
return err;
}
static int dpni_init(void)
{
int err;
uint8_t cfg_buf[256] = {0};
struct dpni_cfg dpni_cfg;
uint16_t major_ver, minor_ver;
dflt_dpni = (struct fsl_dpni_obj *)calloc(
sizeof(struct fsl_dpni_obj), 1);
if (!dflt_dpni) {
printf("No memory: calloc() failed\n");
err = -ENOMEM;
goto err_calloc;
}
memset(&dpni_cfg, 0, sizeof(dpni_cfg));
err = dpni_prepare_cfg(&dpni_cfg, &cfg_buf[0]);
if (err < 0) {
err = -ENODEV;
printf("dpni_prepare_cfg() failed: %d\n", err);
goto err_prepare_cfg;
}
err = dpni_create(dflt_mc_io,
dflt_dprc_handle,
MC_CMD_NO_FLAGS,
&dpni_cfg,
&dflt_dpni->dpni_id);
if (err < 0) {
err = -ENODEV;
printf("dpni create() failed: %d\n", err);
goto err_create;
}
err = dpni_get_api_version(dflt_mc_io, 0,
&major_ver,
&minor_ver);
if (err < 0) {
printf("dpni_get_api_version() failed: %d\n", err);
goto err_get_version;
}
if (major_ver < DPNI_VER_MAJOR || (major_ver == DPNI_VER_MAJOR &&
minor_ver < DPNI_VER_MINOR)) {
printf("DPNI version mismatch found %u.%u,",
major_ver, minor_ver);
printf("supported version is %u.%u\n",
DPNI_VER_MAJOR, DPNI_VER_MINOR);
}
err = dpni_open(dflt_mc_io,
MC_CMD_NO_FLAGS,
dflt_dpni->dpni_id,
&dflt_dpni->dpni_handle);
if (err) {
printf("dpni_open() failed\n");
goto err_open;
}
#ifdef DEBUG
printf("Init: DPNI id=0x%d\n", dflt_dpni->dpni_id);
#endif
err = dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle);
if (err < 0) {
printf("dpni_close() failed: %d\n", err);
goto err_close;
}
return 0;
err_close:
dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle);
err_open:
err_get_version:
dpni_destroy(dflt_mc_io,
dflt_dprc_handle,
MC_CMD_NO_FLAGS,
dflt_dpni->dpni_id);
err_create:
err_prepare_cfg:
free(dflt_dpni);
err_calloc:
return err;
}
static int dpni_exit(void)
{
int err;
err = dpni_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS,
dflt_dpni->dpni_id);
if (err < 0) {
printf("dpni_destroy() failed: %d\n", err);
goto err;
}
#ifdef DEBUG
printf("Exit: DPNI id=0x%d\n", dflt_dpni->dpni_id);
#endif
if (dflt_dpni)
free(dflt_dpni);
return 0;
err:
return err;
}
static bool is_dpsparser_supported(void)
{
/* dpsparser support was first introduced in MC version: 10.12.0 */
if (mc_ver_info.major < 10)
return false;
if (mc_ver_info.major == 10)
return (mc_ver_info.minor >= 12);
return true;
}
static int dpsparser_version_check(struct fsl_mc_io *mc_io)
{
int error;
u16 major_ver, minor_ver;
if (!is_dpsparser_supported())
return 0;
error = dpsparser_get_api_version(mc_io, 0,
&major_ver,
&minor_ver);
if (error < 0) {
printf("dpsparser_get_api_version() failed: %d\n", error);
return error;
}
if (major_ver < DPSPARSER_VER_MAJOR || (major_ver ==
DPSPARSER_VER_MAJOR && minor_ver < DPSPARSER_VER_MINOR)) {
printf("DPSPARSER version mismatch found %u.%u,",
major_ver, minor_ver);
printf("supported version is %u.%u\n",
DPSPARSER_VER_MAJOR, DPSPARSER_VER_MINOR);
}
return error;
}
static int dpsparser_init(void)
{
int err = 0;
if (!is_dpsparser_supported())
return 0;
err = dpsparser_create(dflt_mc_io,
dflt_dprc_handle,
MC_CMD_NO_FLAGS,
&dpsparser_obj_id);
if (err)
printf("dpsparser_create() failed\n");
err = dpsparser_version_check(dflt_mc_io);
if (err < 0) {
printf("dpsparser_version_check() failed: %d\n", err);
goto err_version_check;
}
err = dpsparser_open(dflt_mc_io,
MC_CMD_NO_FLAGS,
&dpsparser_handle);
if (err < 0) {
printf("dpsparser_open() failed: %d\n", err);
goto err_open;
}
return err;
err_open:
err_version_check:
dpsparser_destroy(dflt_mc_io,
dflt_dprc_handle,
MC_CMD_NO_FLAGS, dpsparser_obj_id);
return err;
}
#ifdef DPSPARSER_DESTROY
/* TODO: refactoring needed in the future to allow DPSPARSER object destroy
* Workaround: DO NOT destroy DPSPARSER object because it needs to be available
* on Apply DPL
*/
static int dpsparser_exit(void)
{
int err;
if (!is_dpsparser_supported())
return 0;
dpsparser_close(dflt_mc_io, MC_CMD_NO_FLAGS, dpsparser_handle);
if (err < 0) {
printf("dpsparser_close() failed: %d\n", err);
goto err;
}
err = dpsparser_destroy(dflt_mc_io, dflt_dprc_handle,
MC_CMD_NO_FLAGS, dpsparser_obj_id);
if (err < 0) {
printf("dpsparser_destroy() failed: %d\n", err);
goto err;
}
return 0;
err:
return err;
}
#endif
int mc_apply_spb(u64 mc_spb_addr)
{
int err = 0;
u16 error, err_arr_size;
u64 mc_spb_offset;
u32 spb_size;
struct sp_blob_header *sp_blob;
u64 mc_ram_addr = mc_get_dram_addr();
if (!is_dpsparser_supported())
return 0;
if (!mc_spb_addr) {
printf("fsl-mc: Invalid Blob address\n");
return -1;
}
#ifdef CONFIG_MC_DRAM_SPB_OFFSET
mc_spb_offset = CONFIG_MC_DRAM_SPB_OFFSET;
#else
#error "CONFIG_MC_DRAM_SPB_OFFSET not defined"
#endif
// Read blob header and get size of SPB blob
sp_blob = (struct sp_blob_header *)mc_spb_addr;
spb_size = le32_to_cpu(sp_blob->length);
if (spb_size > CONFIG_MC_SPB_MAX_SIZE) {
printf("\nfsl-mc: ERROR: Bad SPB image (too large: %d)\n",
spb_size);
return -EINVAL;
}
mc_copy_image("MC SP Blob", mc_spb_addr, spb_size,
mc_ram_addr + mc_spb_offset);
//Invoke MC command to apply SPB blob
printf("fsl-mc: Applying soft parser blob... ");
err = dpsparser_apply_spb(dflt_mc_io, MC_CMD_NO_FLAGS, dpsparser_handle,
mc_spb_offset, &error);
if (err)
return err;
if (error == 0) {
printf("SUCCESS\n");
} else {
printf("FAILED with error code = %d:\n", error);
err_arr_size = (u16)ARRAY_SIZE(mc_err_msg_apply_spb);
if (error > 0 && error < err_arr_size)
printf(mc_err_msg_apply_spb[error]);
else
printf(MC_ERROR_MSG_SPB_UNKNOWN);
}
return err;
}
static int mc_init_object(void)
{
int err = 0;
err = dprc_init();
if (err < 0) {
printf("dprc_init() failed: %d\n", err);
goto err;
}
err = dpbp_init();
if (err < 0) {
printf("dpbp_init() failed: %d\n", err);
goto err;
}
err = dpio_init();
if (err < 0) {
printf("dpio_init() failed: %d\n", err);
goto err;
}
err = dpni_init();
if (err < 0) {
printf("dpni_init() failed: %d\n", err);
goto err;
}
err = dpsparser_init();
if (err < 0) {
printf("dpsparser_init() failed: %d\n", err);
goto err;
}
return 0;
err:
return err;
}
int fsl_mc_ldpaa_exit(struct bd_info *bd)
{
int err = 0;
bool is_dpl_apply_status = false;
bool mc_boot_status = false;
if (bd && mc_lazy_dpl_addr && !fsl_mc_ldpaa_exit(NULL)) {
err = mc_apply_dpl(mc_lazy_dpl_addr);
if (!err)
fdt_fixup_board_enet(working_fdt);
mc_lazy_dpl_addr = 0;
}
if (!get_mc_boot_status())
mc_boot_status = true;
/* MC is not loaded intentionally, So return success. */
if (bd && !mc_boot_status)
return 0;
/* If DPL is deployed, set is_dpl_apply_status as TRUE. */
if (!get_dpl_apply_status())
is_dpl_apply_status = true;
/*
* For case MC is loaded but DPL is not deployed, return success and
* print message on console. Else FDT fix-up code execution hanged.
*/
if (bd && mc_boot_status && !is_dpl_apply_status) {
printf("fsl-mc: DPL not deployed, DPAA2 ethernet not work\n");
goto mc_obj_cleanup;
}
if (bd && mc_boot_status && is_dpl_apply_status)
return 0;
mc_obj_cleanup:
err = dpbp_exit();
if (err < 0) {
printf("dpbp_exit() failed: %d\n", err);
goto err;
}
err = dpio_exit();
if (err < 0) {
printf("dpio_exit() failed: %d\n", err);
goto err;
}
err = dpni_exit();
if (err < 0) {
printf("dpni_exit() failed: %d\n", err);
goto err;
}
err = dprc_exit();
if (err < 0) {
printf("dprc_exit() failed: %d\n", err);
goto err;
}
return 0;
err:
return err;
}
static void print_k_bytes(const void *buf, ssize_t *size)
{
while (*size > 0) {
int count = printf("%s", (char *)buf);
buf += count;
*size -= count;
}
}
static void mc_dump_log(void)
{
struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR;
u64 high = in_le64(&mc_ccsr_regs->reg_mcfbahr) & MC_FW_ADDR_MASK_HIGH;
u64 low = in_le64(&mc_ccsr_regs->reg_mcfbalr) & MC_FW_ADDR_MASK_LOW;
u32 buf_len, wrapped, last_byte, magic, buf_start;
u64 mc_addr = (high << 32) | low;
struct log_header *header;
ssize_t size, bytes_end;
const void *end_of_data;
const void *map_addr;
const void *end_addr;
const void *cur_ptr;
const void *buf;
map_addr = map_sysmem(mc_addr + MC_STRUCT_BUFFER_OFFSET,
MC_BUFFER_SIZE);
header = (struct log_header *)map_addr;
last_byte = in_le32(&header->last_byte);
buf_len = in_le32(&header->buf_length);
magic = in_le32(&header->magic_word);
buf_start = in_le32(&header->buf_start);
buf = map_addr + buf_start - MC_OFFSET_DELTA;
end_addr = buf + buf_len;
wrapped = last_byte & LOG_HEADER_FLAG_BUFFER_WRAPAROUND;
end_of_data = buf + LAST_BYTE(last_byte);
if (magic != MAGIC_MC) {
puts("Magic number is not valid\n");
printf("expected = %08x, received = %08x\n", MAGIC_MC, magic);
goto err_magic;
}
if (wrapped && end_of_data != end_addr)
cur_ptr = end_of_data + 1;
else
cur_ptr = buf;
if (cur_ptr <= end_of_data)
size = end_of_data - cur_ptr;
else
size = (end_addr - cur_ptr) + (end_of_data - buf);
bytes_end = end_addr - cur_ptr;
if (size > bytes_end) {
print_k_bytes(cur_ptr, &bytes_end);
cur_ptr = buf;
size -= bytes_end;
}
print_k_bytes(buf, &size);
err_magic:
unmap_sysmem(map_addr);
}
static int do_fsl_mc(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
int err = 0;
if (argc < 2)
goto usage;
switch (argv[1][0]) {
case 's': {
char sub_cmd;
u64 mc_fw_addr, mc_dpc_addr;
#ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
u64 aiop_fw_addr;
#endif
if (argc < 3)
goto usage;
sub_cmd = argv[2][0];
switch (sub_cmd) {
case 'm':
if (argc < 5)
goto usage;
if (get_mc_boot_status() == 0) {
printf("fsl-mc: MC is already booted");
printf("\n");
return err;
}
mc_fw_addr = simple_strtoull(argv[3], NULL, 16);
mc_dpc_addr = simple_strtoull(argv[4], NULL,
16);
if (!mc_init(mc_fw_addr, mc_dpc_addr))
err = mc_init_object();
break;
#ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET
case 'a':
if (argc < 4)
goto usage;
if (get_aiop_apply_status() == 0) {
printf("fsl-mc: AIOP FW is already");
printf(" applied\n");
return err;
}
aiop_fw_addr = simple_strtoull(argv[3], NULL,
16);
/* if SoC doesn't have AIOP, err = -ENODEV */
err = load_mc_aiop_img(aiop_fw_addr);
if (!err)
printf("fsl-mc: AIOP FW applied\n");
break;
#endif
default:
printf("Invalid option: %s\n", argv[2]);
goto usage;
break;
}
}
break;
case 'l': {
/* lazyapply */
u64 mc_dpl_addr;
if (argc < 4)
goto usage;
if (get_dpl_apply_status() == 0) {
printf("fsl-mc: DPL already applied\n");
return err;
}
mc_dpl_addr = simple_strtoull(argv[3], NULL, 16);
if (get_mc_boot_status() != 0) {
printf("fsl-mc: Deploying data path layout ..");
printf("ERROR (MC is not booted)\n");
return -ENODEV;
}
/*
* We will do the actual dpaa exit and dpl apply
* later from announce_and_cleanup().
*/
mc_lazy_dpl_addr = mc_dpl_addr;
break;
}
case 'a': {
/* apply */
char sub_cmd;
u64 mc_apply_addr;
if (argc < 4)
goto usage;
sub_cmd = argv[2][0];
switch (sub_cmd) {
case 'd':
case 'D':
if (get_dpl_apply_status() == 0) {
printf("fsl-mc: DPL already applied\n");
return err;
}
if (get_mc_boot_status() != 0) {
printf("fsl-mc: Deploying data path layout ..");
printf("ERROR (MC is not booted)\n");
return -ENODEV;
}
mc_apply_addr = simple_strtoull(argv[3], NULL, 16);
/* The user wants DPL applied now */
if (!fsl_mc_ldpaa_exit(NULL))
err = mc_apply_dpl(mc_apply_addr);
break;
case 's':
if (!is_dpsparser_supported()) {
printf("fsl-mc: apply spb command .. ");
printf("ERROR: requires at least MC 10.12.0\n");
return err;
}
if (get_mc_boot_status() != 0) {
printf("fsl-mc: Deploying Soft Parser Blob...");
printf("ERROR (MC is not booted)\n");
return err;
}
mc_apply_addr = simple_strtoull(argv[3], NULL, 16);
/* Apply spb (Soft Parser Blob) */
err = mc_apply_spb(mc_apply_addr);
break;
default:
printf("Invalid option: %s\n", argv[2]);
goto usage;
}
break;
}
case 'd':
if (argc > 2)
goto usage;
mc_dump_log();
break;
default:
printf("Invalid option: %s\n", argv[1]);
goto usage;
break;
}
return err;
usage:
return CMD_RET_USAGE;
}
U_BOOT_CMD(
fsl_mc, CONFIG_SYS_MAXARGS, 1, do_fsl_mc,
"DPAA2 command to manage Management Complex (MC)",
"start mc [FW_addr] [DPC_addr] - Start Management Complex\n"
"fsl_mc apply DPL [DPL_addr] - Apply DPL file\n"
"fsl_mc lazyapply DPL [DPL_addr] - Apply DPL file on exit\n"
"fsl_mc apply spb [spb_addr] - Apply SPB Soft Parser Blob\n"
"fsl_mc start aiop [FW_addr] - Start AIOP\n"
"fsl_mc dump_log - Dump MC Log\n"
);
void mc_env_boot(void)
{
#if defined(CONFIG_FSL_MC_ENET)
char *mc_boot_env_var;
/* The MC may only be initialized in the reset PHY function
* because otherwise U-Boot has not yet set up all the MAC
* address info properly. Without MAC addresses, the MC code
* can not properly initialize the DPC.
*/
mc_boot_env_var = env_get(MC_BOOT_ENV_VAR);
if (mc_boot_env_var)
run_command_list(mc_boot_env_var, -1, 0);
#endif /* CONFIG_FSL_MC_ENET */
}
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