static void
octeon_boot_params_init(register_t ptr)
{
octeon_boot_descriptor_t *app_desc_ptr;
cvmx_bootinfo_t *octeon_bootinfo;
if (ptr == 0 || ptr >= MAX_APP_DESC_ADDR) {
cvmx_safe_printf("app descriptor passed at invalid address %#jx\n",
(uintmax_t)ptr);
platform_reset();
}
app_desc_ptr = (octeon_boot_descriptor_t *)(intptr_t)ptr;
if (app_desc_ptr->desc_version < 6) {
cvmx_safe_printf("Your boot code is too old to be supported.\n");
platform_reset();
}
octeon_bootinfo = octeon_process_app_desc_ver_6(app_desc_ptr);
if (octeon_bootinfo == NULL) {
cvmx_safe_printf("Could not parse boot descriptor.\n");
platform_reset();
}
if (cvmx_sysinfo_get()->led_display_base_addr != 0) {
/*
* Revision 1.x of the EBT3000 only supports 4 characters, but
* other devices support 8.
*/
if (cvmx_sysinfo_get()->board_type == CVMX_BOARD_TYPE_EBT3000 &&
cvmx_sysinfo_get()->board_rev_major == 1)
ebt3000_str_write("FBSD");
else
ebt3000_str_write("FreeBSD!");
}
if (cvmx_sysinfo_get()->phy_mem_desc_addr == (uint64_t)0) {
cvmx_safe_printf("Your boot loader did not supply a memory descriptor.\n");
platform_reset();
}
cvmx_bootmem_init(cvmx_sysinfo_get()->phy_mem_desc_addr);
octeon_feature_init();
__cvmx_helper_cfg_init();
}
/**
* Initialize the sysinfo structure when running on
* Octeon under Linux userspace
*/
void cvmx_sysinfo_linux_userspace_initialize(void)
{
cvmx_sysinfo_t *system_info = cvmx_sysinfo_get();
memset(system_info, 0, sizeof(cvmx_sysinfo_t));
system_info->core_mask = 0;
system_info->init_core = -1;
FILE *infile = fopen("/proc/octeon_info", "r");
if (infile == NULL)
{
perror("Error opening /proc/octeon_info");
exit(-1);
}
while (!feof(infile))
{
char buffer[80];
if (fgets(buffer, sizeof(buffer), infile))
{
const char *field = strtok(buffer, " ");
const char *valueS = strtok(NULL, " ");
if (field == NULL)
continue;
if (valueS == NULL)
continue;
unsigned long long value;
sscanf(valueS, "%lli", &value);
if (strcmp(field, "dram_size:") == 0)
system_info->system_dram_size = value << 20;
else if (strcmp(field, "phy_mem_desc_addr:") == 0)
system_info->phy_mem_desc_addr = value;
else if (strcmp(field, "eclock_hz:") == 0)
system_info->cpu_clock_hz = value;
else if (strcmp(field, "dclock_hz:") == 0)
system_info->dram_data_rate_hz = value * 2;
else if (strcmp(field, "board_type:") == 0)
system_info->board_type = value;
else if (strcmp(field, "board_rev_major:") == 0)
system_info->board_rev_major = value;
else if (strcmp(field, "board_rev_minor:") == 0)
system_info->board_rev_minor = value;
else if (strcmp(field, "board_serial_number:") == 0)
strncpy(system_info->board_serial_number, valueS, sizeof(system_info->board_serial_number));
else if (strcmp(field, "mac_addr_base:") == 0)
{
int i;
int m[6];
sscanf(valueS, "%02x:%02x:%02x:%02x:%02x:%02x", m+0, m+1, m+2, m+3, m+4, m+5);
for (i=0; i<6; i++)
system_info->mac_addr_base[i] = m[i];
}
else if (strcmp(field, "mac_addr_count:") == 0)
system_info->mac_addr_count = value;
else if (strcmp(field, "fdt_addr:") == 0)
system_info->fdt_addr = UNMAPPED_PTR(value);
else if (strcmp(field, "32bit_shared_mem_base:") == 0)
linux_mem32_min = value;
else if (strcmp(field, "32bit_shared_mem_size:") == 0)
linux_mem32_max = linux_mem32_min + value - 1;
else if (strcmp(field, "processor_id:") == 0)
cvmx_app_init_processor_id = value;
else if (strcmp(field, "32bit_shared_mem_wired:") == 0)
linux_mem32_wired = value;
}
}
/*
* set up the feature map.
*/
octeon_feature_init();
system_info->cpu_clock_hz = cvmx_clock_get_rate(CVMX_CLOCK_CORE);
}
