[src/trunk]: src/sys/arch/arm/sociox add more register description

[nisimura <nisimura%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/790bedca36eb
branches:  trunk
changeset: 850101:790bedca36eb
user:      nisimura <nisimura%NetBSD.org@localhost>
date:      Tue Mar 24 13:44:21 2020 +0000

description:
add more register description

diffstat:

 sys/arch/arm/sociox/if_scx.c |  20 ++++++++++++--------
 1 files changed, 12 insertions(+), 8 deletions(-)

diffs (64 lines):

diff -r 72a302e2778c -r 790bedca36eb sys/arch/arm/sociox/if_scx.c
--- a/sys/arch/arm/sociox/if_scx.c      Tue Mar 24 13:30:54 2020 +0000
+++ b/sys/arch/arm/sociox/if_scx.c      Tue Mar 24 13:44:21 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_scx.c,v 1.11 2020/03/24 13:07:46 nisimura Exp $     */
+/*     $NetBSD: if_scx.c,v 1.12 2020/03/24 13:44:21 nisimura Exp $     */
 
 /*-
  * Copyright (c) 2020 The NetBSD Foundation, Inc.
@@ -56,7 +56,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_scx.c,v 1.11 2020/03/24 13:07:46 nisimura Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_scx.c,v 1.12 2020/03/24 13:44:21 nisimura Exp $");
 
 #include <sys/param.h>
 #include <sys/bus.h>
@@ -169,11 +169,13 @@
 #define GMACMAL0       0x0044          /* MAC address 0 31:0 */
 #define GMACMAH(i)     ((i)*8+0x40)    /* supplimental MAC addr 1 - 15 */
 #define GMACMAL(i)     ((i)*8+0x44)
+#define GMACMDSR       0x00d8          /* GMII/RGMII/MII command/status */
 #define GMACMHT0       0x0500          /* multicast hash table 0 - 7 */
 #define GMACMHT(i)     ((i)*4+0x500)
 #define GMACVHT                0x0588          /* VLAN tag hash */
 #define GMACAMAH(i)    ((i)*8+0x800)   /* supplimental MAC addr 16-127 */
 #define GMACAMAL(i)    ((i)*8+0x804)
+#define GMACEVCNT(i)   ((i)*4+0x114)   /* event counter 0x114~284 */
 
 #define GMACBMR                0x1000          /* DMA bus mode control
                                         * 24    4PBL
@@ -185,15 +187,17 @@
                                         *  1    rxtx ratio 21
                                         *  0    rxtx ratio 11
                                         * 13:8  PBL possible DMA burst len
-                                        * 0     reset op. self clear
+                                        *  0    reset op. self clear
                                         */
 #define  _BMR          0x00412080      /* XXX TBD */
 #define  _BMR0         0x00020181      /* XXX TBD */
 #define  BMR_RST       (1U<<0)         /* reset op. self clear when done */
-#define GMACRDLAR      0x100c          /* */
-#define  _RDLAR                0x18000         /* XXX TBD */
-#define GMACTDLAR      0x1010          /* */
-#define  _TDLAR                0x1c000         /* XXX TBD */
+#define GMACTDS                0x1004          /* write any to resume tdes */
+#define GMACRDS                0x1008          /* write any to resume rdes */
+#define GMACRDLAR      0x100c          /* rdes base address 32bit paddr */
+#define  _RDLAR                0x18000         /* XXX TBD system SRAM with CC ? */
+#define GMACTDLAR      0x1010          /* tdes base address 32bit paddr */
+#define  _TDLAR                0x1c000         /* XXX TBD system SRAM with CC ? */
 #define GMACOMR                0x1018          /* DMA operation */
 #define  OMR_TXE       (1U<<13)        /* start Tx DMA engine, 0 to stop */
 #define  OMR_RXE       (1U<<1)         /* start Rx DMA engine, 0 to stop */
@@ -1203,7 +1207,7 @@
                    BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
 
                /* Tell DMA start transmit */
-               /* CSR_WRITE(sc, MDTSC, 1); */
+               /* CSR_WRITE(sc, GMACTDS, 1); */
 
                txs->txs_mbuf = m0;
                txs->txs_firstdesc = sc->sc_txnext;