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Diffstat (limited to 'cpu/mpc8260/ether_fcc.c')
-rw-r--r--cpu/mpc8260/ether_fcc.c135
1 files changed, 91 insertions, 44 deletions
diff --git a/cpu/mpc8260/ether_fcc.c b/cpu/mpc8260/ether_fcc.c
index 01ddf5c..bd2fcc9 100644
--- a/cpu/mpc8260/ether_fcc.c
+++ b/cpu/mpc8260/ether_fcc.c
@@ -40,40 +40,61 @@
*/
#include <common.h>
+#include <malloc.h>
#include <asm/cpm_8260.h>
#include <mpc8260.h>
-#include <net.h>
#include <command.h>
#include <config.h>
+#include <net.h>
-#if defined(CONFIG_ETHER_ON_FCC) && (CONFIG_COMMANDS & CFG_CMD_NET)
-
-/*---------------------------------------------------------------------*/
-#if (CONFIG_ETHER_INDEX == 1)
-
-#define PROFF_ENET PROFF_FCC1
-#define CPM_CR_ENET_SBLOCK CPM_CR_FCC1_SBLOCK
-#define CPM_CR_ENET_SBLOCK CPM_CR_FCC1_SBLOCK
-#define CPM_CR_ENET_PAGE CPM_CR_FCC1_PAGE
-
-/*---------------------------------------------------------------------*/
-#elif (CONFIG_ETHER_INDEX == 2)
-
-#define PROFF_ENET PROFF_FCC2
-#define CPM_CR_ENET_SBLOCK CPM_CR_FCC2_SBLOCK
-#define CPM_CR_ENET_PAGE CPM_CR_FCC2_PAGE
+#if defined(CONFIG_ETHER_ON_FCC) && (CONFIG_COMMANDS & CFG_CMD_NET) && \
+ defined(CONFIG_NET_MULTI)
-/*---------------------------------------------------------------------*/
-#elif (CONFIG_ETHER_INDEX == 3)
+static struct ether_fcc_info_s
+{
+ int ether_index;
+ int proff_enet;
+ ulong cpm_cr_enet_sblock;
+ ulong cpm_cr_enet_page;
+ ulong cmxfcr_mask;
+ ulong cmxfcr_value;
+}
+ ether_fcc_info[] =
+{
+#ifdef CONFIG_ETHER_ON_FCC1
+{
+ 0,
+ PROFF_FCC1,
+ CPM_CR_FCC1_SBLOCK,
+ CPM_CR_FCC1_PAGE,
+ CFG_CMXFCR_MASK1,
+ CFG_CMXFCR_VALUE1
+},
+#endif
-#define PROFF_ENET PROFF_FCC3
-#define CPM_CR_ENET_SBLOCK CPM_CR_FCC3_SBLOCK
-#define CPM_CR_ENET_PAGE CPM_CR_FCC3_PAGE
+#ifdef CONFIG_ETHER_ON_FCC2
+{
+ 1,
+ PROFF_FCC2,
+ CPM_CR_FCC2_SBLOCK,
+ CPM_CR_FCC2_PAGE,
+ CFG_CMXFCR_MASK2,
+ CFG_CMXFCR_VALUE2
+},
+#endif
-/*---------------------------------------------------------------------*/
-#else
-#error "FCC Ethernet not correctly defined"
+#ifdef CONFIG_ETHER_ON_FCC3
+{
+ 2,
+ PROFF_FCC3,
+ CPM_CR_FCC3_SBLOCK,
+ CPM_CR_FCC3_PAGE,
+ CFG_CMXFCR_MASK3,
+ CFG_CMXFCR_VALUE3
+},
#endif
+};
+
/*---------------------------------------------------------------------*/
/* Maximum input DMA size. Must be a should(?) be a multiple of 4. */
@@ -116,7 +137,7 @@ static RTXBD rtx __attribute__ ((aligned(8)));
#error "rtx must be 64-bit aligned"
#endif
-int eth_send(volatile void *packet, int length)
+static int fec_send(struct eth_device* dev, volatile void *packet, int length)
{
int i;
int result = 0;
@@ -156,7 +177,7 @@ out:
return result;
}
-int eth_rx(void)
+static int fec_recv(struct eth_device* dev)
{
int length;
@@ -194,8 +215,9 @@ int eth_rx(void)
}
-int eth_init(bd_t *bis)
+static int fec_init(struct eth_device* dev, bd_t *bis)
{
+ struct ether_fcc_info_s * info = dev->priv;
int i;
volatile immap_t *immr = (immap_t *)CFG_IMMR;
volatile cpm8260_t *cp = &(immr->im_cpm);
@@ -210,18 +232,18 @@ int eth_init(bd_t *bis)
/* 28.9 - (3): connect FCC's tx and rx clocks */
immr->im_cpmux.cmx_uar = 0;
- immr->im_cpmux.cmx_fcr = (immr->im_cpmux.cmx_fcr & ~CFG_CMXFCR_MASK) |
- CFG_CMXFCR_VALUE;
+ immr->im_cpmux.cmx_fcr = (immr->im_cpmux.cmx_fcr & ~info->cmxfcr_mask) |
+ info->cmxfcr_value;
/* 28.9 - (4): GFMR: disable tx/rx, CCITT CRC, Mode Ethernet */
- immr->im_fcc[CONFIG_ETHER_INDEX-1].fcc_gfmr =
+ immr->im_fcc[info->ether_index].fcc_gfmr =
FCC_GFMR_MODE_ENET | FCC_GFMR_TCRC_32;
/* 28.9 - (5): FPSMR: enable full duplex, select CCITT CRC for Ethernet */
- immr->im_fcc[CONFIG_ETHER_INDEX-1].fcc_fpsmr = CFG_FCC_PSMR | FCC_PSMR_ENCRC;
+ immr->im_fcc[info->ether_index].fcc_fpsmr = CFG_FCC_PSMR | FCC_PSMR_ENCRC;
/* 28.9 - (6): FDSR: Ethernet Syn */
- immr->im_fcc[CONFIG_ETHER_INDEX-1].fcc_fdsr = 0xD555;
+ immr->im_fcc[info->ether_index].fcc_fdsr = 0xD555;
/* reset indeces to current rx/tx bd (see eth_send()/eth_rx()) */
rxIdx = 0;
@@ -246,7 +268,7 @@ int eth_init(bd_t *bis)
rtx.txbd[TX_BUF_CNT - 1].cbd_sc |= BD_ENET_TX_WRAP;
/* 28.9 - (7): initialise parameter ram */
- pram_ptr = (fcc_enet_t *)&(immr->im_dprambase[PROFF_ENET]);
+ pram_ptr = (fcc_enet_t *)&(immr->im_dprambase[info->proff_enet]);
/* clear whole structure to make sure all reserved fields are zero */
memset((void*)pram_ptr, 0, sizeof(fcc_enet_t));
@@ -259,7 +281,7 @@ int eth_init(bd_t *bis)
* can do this. Later, we will add resource management for
* this area.
*/
- mem_addr = CPM_FCC_SPECIAL_BASE + ((CONFIG_ETHER_INDEX-1) * 64);
+ mem_addr = CPM_FCC_SPECIAL_BASE + ((info->ether_index) * 64);
pram_ptr->fen_genfcc.fcc_riptr = mem_addr;
pram_ptr->fen_genfcc.fcc_tiptr = mem_addr+32;
/*
@@ -288,7 +310,7 @@ int eth_init(bd_t *bis)
* it unique by setting a few bits in the upper byte of the
* non-static part of the address.
*/
-#define ea bis->bi_enetaddr
+#define ea eth_get_dev()->enetaddr
pram_ptr->fen_paddrh = (ea[5] << 8) + ea[4];
pram_ptr->fen_paddrm = (ea[3] << 8) + ea[2];
pram_ptr->fen_paddrl = (ea[1] << 8) + ea[0];
@@ -308,10 +330,10 @@ int eth_init(bd_t *bis)
#endif
/* 28.9 - (8): clear out events in FCCE */
- immr->im_fcc[CONFIG_ETHER_INDEX-1].fcc_fcce = ~0x0;
+ immr->im_fcc[info->ether_index].fcc_fcce = ~0x0;
/* 28.9 - (9): FCCM: mask all events */
- immr->im_fcc[CONFIG_ETHER_INDEX-1].fcc_fccm = 0;
+ immr->im_fcc[info->ether_index].fcc_fccm = 0;
/* 28.9 - (10-12): we don't use ethernet interrupts */
@@ -321,8 +343,8 @@ int eth_init(bd_t *bis)
* than the manual describes because we have just now finished
* the BD initialization.
*/
- cp->cp_cpcr = mk_cr_cmd(CPM_CR_ENET_PAGE,
- CPM_CR_ENET_SBLOCK,
+ cp->cp_cpcr = mk_cr_cmd(info->cpm_cr_enet_page,
+ info->cpm_cr_enet_sblock,
0x0c,
CPM_CR_INIT_TRX) | CPM_CR_FLG;
do {
@@ -330,18 +352,43 @@ int eth_init(bd_t *bis)
} while (cp->cp_cpcr & CPM_CR_FLG);
/* 28.9 - (14): enable tx/rx in gfmr */
- immr->im_fcc[CONFIG_ETHER_INDEX-1].fcc_gfmr |= FCC_GFMR_ENT | FCC_GFMR_ENR;
+ immr->im_fcc[info->ether_index].fcc_gfmr |= FCC_GFMR_ENT | FCC_GFMR_ENR;
return 1;
}
-void eth_halt(void)
+static void fec_halt(struct eth_device* dev)
{
+ struct ether_fcc_info_s * info = dev->priv;
volatile immap_t *immr = (immap_t *)CFG_IMMR;
/* write GFMR: disable tx/rx */
- immr->im_fcc[CONFIG_ETHER_INDEX-1].fcc_gfmr &=
+ immr->im_fcc[info->ether_index].fcc_gfmr &=
~(FCC_GFMR_ENT | FCC_GFMR_ENR);
}
-#endif /* CONFIG_ETHER_ON_FCC && CFG_CMD_NET */
+int fec_initialize(bd_t *bis)
+{
+ struct eth_device* dev;
+ int i;
+
+ for (i = 0; i < sizeof(ether_fcc_info) / sizeof(ether_fcc_info[0]); i++)
+ {
+ dev = (struct eth_device*) malloc(sizeof *dev);
+ memset(dev, 0, sizeof *dev);
+
+ sprintf(dev->name, "FCC%d ETHERNET",
+ ether_fcc_info[i].ether_index + 1);
+ dev->priv = &ether_fcc_info[i];
+ dev->init = fec_init;
+ dev->halt = fec_halt;
+ dev->send = fec_send;
+ dev->recv = fec_recv;
+
+ eth_register(dev);
+ }
+
+ return 1;
+}
+
+#endif /* CONFIG_ETHER_ON_FCC && CFG_CMD_NET && CONFIG_NET_MULTI */
generated by cgit v1.1 at 2024-11-17 09:20:45 +0000