diff options
| -rw-r--r-- | src/include/espi.h | 4 | ||||
| -rw-r--r-- | src/lib/espi_debug.c | 86 |
2 files changed, 89 insertions, 1 deletions
diff --git a/src/include/espi.h b/src/include/espi.h index 4be8543173..851b0d972a 100644 --- a/src/include/espi.h +++ b/src/include/espi.h @@ -230,8 +230,10 @@ #if CONFIG(ESPI_DEBUG) void espi_show_slave_general_configuration(uint32_t config); +void espi_show_slave_peripheral_channel_configuration(uint32_t config); #else -static void espi_show_slave_general_configuration(uint32_t config) {} +static inline void espi_show_slave_general_configuration(uint32_t config) {} +static inline void espi_show_slave_peripheral_channel_configuration(uint32_t config) {} #endif static inline bool espi_slave_supports_quad_io(uint32_t gen_caps) diff --git a/src/lib/espi_debug.c b/src/lib/espi_debug.c index 1ddcb40baa..6087283ffd 100644 --- a/src/lib/espi_debug.c +++ b/src/lib/espi_debug.c @@ -115,3 +115,89 @@ void espi_show_slave_general_configuration(uint32_t config) printk(BIOS_DEBUG, " Flash Access Channel supported\n"); printk(BIOS_DEBUG, "\n"); } + +void espi_show_slave_peripheral_channel_configuration(uint32_t config) +{ + uint32_t request_size; + uint32_t payload_size; + + printk(BIOS_DEBUG, "eSPI Slave Peripheral configuration:\n"); + + printk(BIOS_DEBUG, " Peripheral Channel Maximum Read Request Size: "); + request_size = config & ESPI_SLAVE_PERIPH_MAX_READ_SIZE_MASK; + switch (request_size) { + case ESPI_SLAVE_PERIPH_MAX_READ_64B: + printk(BIOS_DEBUG, "64 bytes\n"); + break; + case ESPI_SLAVE_PERIPH_MAX_READ_128B: + printk(BIOS_DEBUG, "128 bytes\n"); + break; + case ESPI_SLAVE_PERIPH_MAX_READ_256B: + printk(BIOS_DEBUG, "256 bytes\n"); + break; + case ESPI_SLAVE_PERIPH_MAX_READ_512B: + printk(BIOS_DEBUG, "512 bytes\n"); + break; + case ESPI_SLAVE_PERIPH_MAX_READ_1024B: + printk(BIOS_DEBUG, "1024 bytes\n"); + break; + case ESPI_SLAVE_PERIPH_MAX_READ_2048B: + printk(BIOS_DEBUG, "2048 bytes\n"); + break; + case ESPI_SLAVE_PERIPH_MAX_READ_4096B: + printk(BIOS_DEBUG, "4096 bytes\n"); + break; + default: + printk(BIOS_DEBUG, "Unknown\n"); + } + + printk(BIOS_DEBUG, " Peripheral Channel Maximum Payload Size Selected: "); + payload_size = config & ESPI_SLAVE_PERIPH_MAX_PAYLOAD_SIZE_SEL_MASK; + switch (payload_size) { + case ESPI_SLAVE_PERIPH_MAX_PAYLOAD_SIZE_SEL_64B: + printk(BIOS_DEBUG, "64 bytes\n"); + break; + case ESPI_SLAVE_PERIPH_MAX_PAYLOAD_SIZE_SEL_128B: + printk(BIOS_DEBUG, "128 bytes\n"); + break; + case ESPI_SLAVE_PERIPH_MAX_PAYLOAD_SIZE_SEL_256B: + printk(BIOS_DEBUG, "256 bytes\n"); + break; + default: + printk(BIOS_DEBUG, "Unknown\n"); + } + + printk(BIOS_DEBUG, " Peripheral Channel Maximum Payload Size Supported: "); + payload_size = config & ESPI_SLAVE_PERIPH_MAX_PAYLOAD_SIZE_SUPP_MASK; + switch (payload_size) { + case ESPI_SLAVE_PERIPH_MAX_PAYLOAD_SIZE_SUPP_64B: + printk(BIOS_DEBUG, "64 bytes\n"); + break; + case ESPI_SLAVE_PERIPH_MAX_PAYLOAD_SIZE_SUPP_128B: + printk(BIOS_DEBUG, "128 bytes\n"); + break; + case ESPI_SLAVE_PERIPH_MAX_PAYLOAD_SIZE_SUPP_256B: + printk(BIOS_DEBUG, "256 bytes\n"); + break; + default: + printk(BIOS_DEBUG, "Unknown\n"); + } + + printk(BIOS_DEBUG, " Bus master: "); + if (config & ESPI_SLAVE_PERIPH_BUS_MASTER_ENABLE) + printk(BIOS_DEBUG, "enabled\n"); + else + printk(BIOS_DEBUG, "disabled\n"); + + printk(BIOS_DEBUG, " Peripheral Channel: "); + if (config & ESPI_SLAVE_CHANNEL_READY) + printk(BIOS_DEBUG, "ready\n"); + else + printk(BIOS_DEBUG, "not ready\n"); + + printk(BIOS_DEBUG, " Peripheral Channel: "); + if (config & ESPI_SLAVE_CHANNEL_ENABLE) + printk(BIOS_DEBUG, "enabled\n"); + else + printk(BIOS_DEBUG, "disabled\n"); +} |