| Line 275... |
Line 275... |
tmp = (tmp >> 30) & 0x03;
|
tmp = (tmp >> 30) & 0x03;
|
if (tmp == 0) {
|
if (tmp == 0) {
|
neorv32_uart_printf("unknown");
|
neorv32_uart_printf("unknown");
|
}
|
}
|
if (tmp == 1) {
|
if (tmp == 1) {
|
neorv32_uart_printf("RV32");
|
neorv32_uart_printf("rv32");
|
}
|
}
|
if (tmp == 2) {
|
if (tmp == 2) {
|
neorv32_uart_printf("RV64");
|
neorv32_uart_printf("rv64");
|
}
|
}
|
if (tmp == 3) {
|
if (tmp == 3) {
|
neorv32_uart_printf("RV128");
|
neorv32_uart_printf("rv128");
|
}
|
}
|
|
|
// CPU extensions
|
// CPU extensions
|
neorv32_uart_printf("\nEndianness: ");
|
neorv32_uart_printf("\nEndianness: ");
|
if (neorv32_cpu_csr_read(CSR_MSTATUSH) & (1<<CPU_MSTATUSH_MBE)) {
|
if (neorv32_cpu_csr_read(CSR_MSTATUSH) & (1<<CPU_MSTATUSH_MBE)) {
|
| Line 315... |
Line 315... |
neorv32_uart_printf("Zifencei ");
|
neorv32_uart_printf("Zifencei ");
|
}
|
}
|
if (tmp & (1<<CPU_MZEXT_PMP)) {
|
if (tmp & (1<<CPU_MZEXT_PMP)) {
|
neorv32_uart_printf("PMP ");
|
neorv32_uart_printf("PMP ");
|
}
|
}
|
if (tmp & (1<<CPU_MZEXT_ZICNT)) {
|
|
neorv32_uart_printf("Zicnt ");
|
|
}
|
|
|
|
|
|
// check physical memory protection
|
// check physical memory protection
|
neorv32_uart_printf("\n\nPhysical memory protection: ");
|
neorv32_uart_printf("\n\nPhysical memory protection: ");
|
if (neorv32_cpu_csr_read(CSR_MZEXT) & (1<<CPU_MZEXT_PMP)) {
|
if (neorv32_cpu_csr_read(CSR_MZEXT) & (1<<CPU_MZEXT_PMP)) {
|
| Line 384... |
Line 381... |
neorv32_uart_printf("\nData base address: 0x%x\n", SYSINFO_DSPACE_BASE);
|
neorv32_uart_printf("\nData base address: 0x%x\n", SYSINFO_DSPACE_BASE);
|
neorv32_uart_printf("Internal DMEM: ");
|
neorv32_uart_printf("Internal DMEM: ");
|
__neorv32_rte_print_true_false(SYSINFO_FEATURES & (1 << SYSINFO_FEATURES_MEM_INT_DMEM));
|
__neorv32_rte_print_true_false(SYSINFO_FEATURES & (1 << SYSINFO_FEATURES_MEM_INT_DMEM));
|
neorv32_uart_printf("DMEM size: %u bytes\n", SYSINFO_DMEM_SIZE);
|
neorv32_uart_printf("DMEM size: %u bytes\n", SYSINFO_DMEM_SIZE);
|
|
|
neorv32_uart_printf("Bootloader: ");
|
neorv32_uart_printf("\nInternal i-cache: ");
|
|
__neorv32_rte_print_true_false(SYSINFO_FEATURES & (1 << SYSINFO_FEATURES_ICACHE));
|
|
if (SYSINFO_FEATURES & (1 << SYSINFO_FEATURES_ICACHE)) {
|
|
neorv32_uart_printf("- ");
|
|
|
|
uint32_t ic_block_size = (SYSINFO_CACHE >> SYSINFO_CACHE_IC_BLOCK_SIZE_0) & 0x0F;
|
|
if (ic_block_size) {
|
|
ic_block_size = 1 << ic_block_size;
|
|
}
|
|
else {
|
|
ic_block_size = 0;
|
|
}
|
|
|
|
uint32_t ic_num_blocks = (SYSINFO_CACHE >> SYSINFO_CACHE_IC_NUM_BLOCKS_0) & 0x0F;
|
|
if (ic_num_blocks) {
|
|
ic_num_blocks = 1 << ic_num_blocks;
|
|
}
|
|
else {
|
|
ic_num_blocks = 0;
|
|
}
|
|
|
|
uint32_t ic_associativity = (SYSINFO_CACHE >> SYSINFO_CACHE_IC_ASSOCIATIVITY_0) & 0x0F;
|
|
ic_associativity = 1 << ic_associativity;
|
|
|
|
neorv32_uart_printf("%u bytes (%u set(s), %u block(s) per set, %u bytes per block), ", ic_associativity*ic_num_blocks*ic_block_size, ic_associativity, ic_num_blocks, ic_block_size);
|
|
if (ic_associativity == 0) {
|
|
neorv32_uart_printf("direct-mapped\n");
|
|
}
|
|
else if (ic_associativity == ic_num_blocks) {
|
|
neorv32_uart_printf("%u-way set-associative\n", ic_associativity);
|
|
}
|
|
else {
|
|
neorv32_uart_printf("fully-associative\n");
|
|
}
|
|
}
|
|
|
|
neorv32_uart_printf("\nBootloader: ");
|
__neorv32_rte_print_true_false(SYSINFO_FEATURES & (1 << SYSINFO_FEATURES_BOOTLOADER));
|
__neorv32_rte_print_true_false(SYSINFO_FEATURES & (1 << SYSINFO_FEATURES_BOOTLOADER));
|
|
|
neorv32_uart_printf("\nExternal memory bus interface: ");
|
neorv32_uart_printf("\nExternal memory bus interface: ");
|
__neorv32_rte_print_true_false(SYSINFO_FEATURES & (1 << SYSINFO_FEATURES_MEM_EXT));
|
__neorv32_rte_print_true_false(SYSINFO_FEATURES & (1 << SYSINFO_FEATURES_MEM_EXT));
|
neorv32_uart_printf("External memory bus Endianness: ");
|
neorv32_uart_printf("External memory bus Endianness: ");
|
| Line 473... |
Line 506... |
}
|
}
|
|
|
|
|
|
|
/**********************************************************************//**
|
/**********************************************************************//**
|
* NEORV32 runtime environment: Function to show the processor version in human-readable format.
|
* NEORV32 runtime environment: Print the processor version in human-readable format.
|
**************************************************************************/
|
**************************************************************************/
|
void neorv32_rte_print_hw_version(void) {
|
void neorv32_rte_print_hw_version(void) {
|
|
|
uint32_t i;
|
uint32_t i;
|
char tmp, cnt;
|
char tmp, cnt;
|
| Line 513... |
Line 546... |
"https://github.com/stnolting/neorv32\n\n");
|
"https://github.com/stnolting/neorv32\n\n");
|
}
|
}
|
|
|
|
|
/**********************************************************************//**
|
/**********************************************************************//**
|
* NEORV32 runtime environment: Print project credits
|
* NEORV32 runtime environment: Print project logo
|
**************************************************************************/
|
**************************************************************************/
|
void neorv32_rte_print_logo(void) {
|
void neorv32_rte_print_logo(void) {
|
|
|
const uint32_t logo_data_c[11][4] =
|
const uint32_t logo_data_c[11][4] =
|
{
|
{
|
