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authormlelstv <mlelstv@NetBSD.org>2019-12-30 16:28:14 +0000
committermlelstv <mlelstv@NetBSD.org>2019-12-30 16:28:14 +0000
commitbf8177e4ce1390ba501062b106dca9a5f34ddcdc (patch)
treeeb3cf5f8633c2453be8514653f5668d993fddbdb /sys/dev
parent6a4f0ec2be45376925c3b0eb060337b9fffec6dc (diff)
Follow the Linux driver an use the FDT "compatible" property to build a
filename for the nvram config file, fall back to the standard filename. E.g. # ofctl -p / [Caching 123 nodes and 1093 properties] #address-cells 00000001 ........ ........ ........ 1 #size-cells 00000001 ........ ........ ........ 1 compatible 73696e6f 766f6970 2c627069 2d6d322d "sinovoip,bpi-m2- 0010: 7a65726f 00...... ........ ........ zero" 0015: 616c6c77 696e6e65 722c7375 6e38692d "allwinner,sun8i- 0025: 68322d70 6c757300 ........ ........ h2-plus" interrupt-parent 00000001 ........ ........ ........ .... model 42616e61 6e612050 69204250 492d4d32 "Banana Pi BPI-M2 0010: 2d5a6572 6f00.... ........ ........ -Zero" name 00...... ........ ........ ........ "" serial-number 30326330 30303432 65636431 36376566 02c00042ecd167ef 0010: 00...... ........ ........ ........ . -rw-r--r-- 1 root wheel 875 Nov 2 12:06 brcmfmac43430-sdio.AP6212.txt lrwxr-xr-x 1 root wheel 29 Dec 30 16:19 brcmfmac43430-sdio.sinovoip,bpi-m2-zero.txt -> brcmfmac43430-sdio.AP6212.txt -rw-r--r-- 1 root wheel 874 Jun 30 2019 brcmfmac43430-sdio.raspberrypi,3-model-b.txt -rw-r--r-- 1 root wheel 1864 Jun 30 2019 brcmfmac43455-sdio.raspberrypi,3-model-b-plus.txt lrwxr-xr-x 1 root wheel 29 Dec 30 11:24 brcmfmac43455-sdio.raspberrypi,4-model-b-plus.txt -> brcmfmac43455-sdio.raspberrypi,3-model-b-plus.txt
Diffstat (limited to 'sys/dev')
-rw-r--r--sys/dev/sdmmc/if_bwfm_sdio.c37
1 files changed, 34 insertions, 3 deletions
diff --git a/sys/dev/sdmmc/if_bwfm_sdio.c b/sys/dev/sdmmc/if_bwfm_sdio.c
index edbbfab4602..d8cdc0ebf6a 100644
--- a/sys/dev/sdmmc/if_bwfm_sdio.c
+++ b/sys/dev/sdmmc/if_bwfm_sdio.c
@@ -1,4 +1,4 @@
-/* $NetBSD: if_bwfm_sdio.c,v 1.9 2019/10/28 06:37:52 mlelstv Exp $ */
+/* $NetBSD: if_bwfm_sdio.c,v 1.10 2019/12/30 16:28:14 mlelstv Exp $ */
/* $OpenBSD: if_bwfm_sdio.c,v 1.1 2017/10/11 17:19:50 patrick Exp $ */
/*
* Copyright (c) 2010-2016 Broadcom Corporation
@@ -116,6 +116,7 @@ static void bwfm_sdio_attach(device_t, device_t, void *);
static int bwfm_sdio_detach(device_t, int);
static void bwfm_sdio_attachhook(device_t);
static int bwfm_fdt_find_phandle(device_t, device_t);
+static const char *bwfm_fdt_get_model(void);
static void bwfm_sdio_backplane(struct bwfm_sdio_softc *, uint32_t);
static uint8_t bwfm_sdio_read_1(struct bwfm_sdio_softc *, uint32_t);
@@ -377,7 +378,8 @@ bwfm_sdio_attachhook(device_t self)
struct bwfm_sdio_softc *sc = device_private(self);
struct bwfm_softc *bwfm = &sc->sc_sc;
firmware_handle_t fwh;
- const char *name, *nvname;
+ const char *name, *nvname, *model;
+ char *nvnamebuf;
u_char *ucode, *nvram;
size_t size, nvlen, nvsize;
uint32_t reg, clk;
@@ -435,6 +437,21 @@ bwfm_sdio_attachhook(device_t self)
goto err;
}
+ /* compute a model specific filename for the NV config */
+ nvnamebuf = NULL;
+ model = bwfm_fdt_get_model();
+ if (model != NULL) {
+ /* assume nvname ends in ".txt" */
+ nvnamebuf = kmem_asprintf("%.*s.%s.txt",
+ (int)(strlen(nvname) - 4),
+ nvname, model);
+ }
+
+ aprint_verbose_dev(self, "Firmware %s\n", name);
+ aprint_verbose_dev(self, "Default Config %s\n", nvname);
+ if (nvnamebuf != NULL)
+ aprint_verbose_dev(self, "Model Config %s\n", nvnamebuf);
+
if (firmware_open("if_bwfm", name, &fwh) != 0) {
printf("%s: failed firmware_open of file %s\n",
DEVNAME(sc), name);
@@ -456,7 +473,8 @@ bwfm_sdio_attachhook(device_t self)
goto err1;
}
- if (firmware_open("if_bwfm", nvname, &fwh) != 0) {
+ if ((nvnamebuf == NULL || firmware_open("if_bwfm", nvnamebuf, &fwh) != 0)
+ && firmware_open("if_bwfm", nvname, &fwh) != 0) {
printf("%s: failed firmware_open of file %s\n",
DEVNAME(sc), nvname);
goto err1;
@@ -492,6 +510,8 @@ bwfm_sdio_attachhook(device_t self)
firmware_free(nvram, nvlen);
firmware_free(ucode, size);
+ if (nvnamebuf != NULL)
+ kmem_free(nvnamebuf, strlen(nvnamebuf)+1);
sdmmc_pause(hztoms(1)*1000, NULL);
@@ -565,6 +585,8 @@ err2:
firmware_free(nvram, nvlen);
err1:
firmware_free(ucode, size);
+ if (nvnamebuf != NULL)
+ kmem_free(nvnamebuf, strlen(nvnamebuf)+1);
err:
return;
}
@@ -603,6 +625,15 @@ bwfm_fdt_find_phandle(device_t self, device_t parent)
return phandle;
}
+static const char *
+bwfm_fdt_get_model(void)
+{
+ int phandle;
+
+ phandle = OF_finddevice("/");
+ return fdtbus_get_string_index(phandle, "compatible", 0);
+}
+
static int
bwfm_sdio_detach(device_t self, int flags)
{