diff options
Diffstat (limited to 'firmware/zpu/usrp2p')
-rw-r--r-- | firmware/zpu/usrp2p/memory_map.h | 45 |
1 files changed, 21 insertions, 24 deletions
diff --git a/firmware/zpu/usrp2p/memory_map.h b/firmware/zpu/usrp2p/memory_map.h index 6f5c577e6..151c71237 100644 --- a/firmware/zpu/usrp2p/memory_map.h +++ b/firmware/zpu/usrp2p/memory_map.h @@ -38,20 +38,18 @@ //////////////////////////////////////////////////////////////// -// Buffer Pool RAM, Slave 1 +// Packet Router RAM, Slave 1 // -// The buffers themselves are located in Slave 1, Buffer Pool RAM. -// The status registers are in Slave 5, Buffer Pool Status. +// The buffers themselves are located in Slave 1, Packet Router RAM. +// The status registers are in Slave 5, Packet Router Status. // The control register is in Slave 7, Settings Bus. -#define BUFFER_POOL_RAM_BASE 0x4000 +#define ROUTER_RAM_BASE 0x4000 -#define BP_NLINES 0x0200 // number of 32-bit lines in a buffer +#define RAM_NLINES 0x0200 // number of 32-bit lines in a buffer -#define buffer_pool_ram \ - ((uint32_t *) BUFFER_POOL_RAM_BASE) - -#define buffer_ram(n) (&buffer_pool_ram[(n) * BP_NLINES]) +#define _router_ram ((uint32_t *) ROUTER_RAM_BASE) +#define router_ram(n) (&_router_ram[(n) * RAM_NLINES]) ///////////////////////////////////////////////////// @@ -155,13 +153,13 @@ typedef struct { #define gpio_base ((gpio_regs_t *) GPIO_BASE) /////////////////////////////////////////////////// -// Buffer Pool Status, Slave 5 +// Packet Router Status, Slave 5 // -// The buffers themselves are located in Slave 1, Buffer Pool RAM. -// The status registers are in Slave 5, Buffer Pool Status. +// The buffers themselves are located in Slave 1, Packet Router RAM. +// The status registers are in Slave 5, Packet Router Status. // The control register is in Slave 7, Settings Bus. -#define BUFFER_POOL_STATUS_BASE 0x6300 +#define ROUTER_STATUS_BASE 0x6300 typedef struct { volatile uint32_t _padding[8]; @@ -171,11 +169,11 @@ typedef struct { volatile uint32_t irqs; volatile uint32_t pri_enc_bp_status; volatile uint32_t cycle_count; -} buffer_pool_status_t; +} router_status_t; -#define buffer_pool_status ((buffer_pool_status_t *) BUFFER_POOL_STATUS_BASE) +#define router_status ((router_status_t *) ROUTER_STATUS_BASE) -#define BUTTON_PUSHED ((buffer_pool_status->irqs & PIC_BUTTON) ? 0 : 1) +#define BUTTON_PUSHED ((router_status->irqs & PIC_BUTTON) ? 0 : 1) // The hw_config register @@ -188,7 +186,7 @@ typedef struct { inline static int hwconfig_simulation_p(void) { - return buffer_pool_status->hw_config & HWC_SIMULATION; + return router_status->hw_config & HWC_SIMULATION; } /*! @@ -198,7 +196,7 @@ hwconfig_simulation_p(void) inline static int hwconfig_wishbone_divisor(void) { - return buffer_pool_status->hw_config & HWC_WB_CLK_DIV_MASK; + return router_status->hw_config & HWC_WB_CLK_DIV_MASK; } /////////////////////////////////////////////////// @@ -222,7 +220,7 @@ hwconfig_wishbone_divisor(void) #define SR_MISC 0 #define SR_TX_PROT_ENG 32 #define SR_RX_PROT_ENG 48 -#define SR_BUFFER_POOL_CTRL 64 +#define SR_ROUTER_CTRL 64 #define SR_UDP_SM 96 #define SR_TX_DSP 208 #define SR_TX_CTRL 224 @@ -236,18 +234,17 @@ hwconfig_wishbone_divisor(void) #define SR_ADDR_BLDRDONE _SR_ADDR(5) -// --- buffer pool control regs --- +// --- packet router control regs --- typedef struct { - volatile uint32_t misc_ctrl; + volatile uint32_t mode_ctrl; volatile uint32_t ip_addr; - volatile uint32_t ctrl_ports; //ctrl (low 16) other (high 16) volatile uint32_t data_ports; //dsp0 (low 16) dsp1 (high 16) volatile uint32_t cpu_out_ctrl; volatile uint32_t cpu_inp_ctrl; -} buffer_pool_ctrl_t; +} router_ctrl_t; -#define buffer_pool_ctrl ((buffer_pool_ctrl_t *) _SR_ADDR(SR_BUFFER_POOL_CTRL)) +#define router_ctrl ((router_ctrl_t *) _SR_ADDR(SR_ROUTER_CTRL)) // --- misc outputs --- |