diff options
author | Per Fogelstrom <pefo@cvs.openbsd.org> | 1997-10-21 18:01:46 +0000 |
---|---|---|
committer | Per Fogelstrom <pefo@cvs.openbsd.org> | 1997-10-21 18:01:46 +0000 |
commit | 64b85db7003ca4383c9eca901082c2eb5574604d (patch) | |
tree | e9e1ea1122ceb3cd0b18ba69904d4f164eb61a43 /sys/arch/powerpc | |
parent | 70c6123e606265546bf91e5c774286867b544cd5 (diff) |
Dig out the ethernet address from the board configuration. This just takes
the first "network" with a "mac-address" for this. In the future this has
to be improved (probably) to handle more than one ethernet ifc.
Diffstat (limited to 'sys/arch/powerpc')
-rw-r--r-- | sys/arch/powerpc/README | 21 | ||||
-rw-r--r-- | sys/arch/powerpc/pci/mpcpcibus.c | 12 | ||||
-rw-r--r-- | sys/arch/powerpc/powerpc/machdep.c | 36 |
3 files changed, 57 insertions, 12 deletions
diff --git a/sys/arch/powerpc/README b/sys/arch/powerpc/README index 63f31f43f68..e4e961b11a6 100644 --- a/sys/arch/powerpc/README +++ b/sys/arch/powerpc/README @@ -1,6 +1,17 @@ -This port is heavily based on the NetBSD powerpc port by -Wolfgang Solfrank. All of the kernel code is derived from there. -Some modifications have been made, primarily to support ELF. + +This port is partly based on the NetBSD powerpc port by Wolfgang Solfrank. +The NetBSD code was imported by Dale Rahn who also added support for ELF. + +The current shape of the PowerPC port is a result of a work performed by +Per Fogelstrom, Opsycon AB. The work was sponsored by RTMX Inc, North +Carolina, USA. + +A lot of code has been removed and a lot of new code has been added to +create a monolithic kernel that uses OpenFirmware or any other boot plattform +as little possible. + +The current kernel supports only V.I Power.4e PowerPC 604 based VME board. +More will come in the future. Other notes: @@ -13,6 +24,8 @@ Other notes: TODO: ptrace support (that works) fp (setround, getround, getmask, setmask, setsticky, getsticky) - cleaner installation + Dale rahnds@cvs.openbsd.org +Per +pefo@cvs.openbsd.org diff --git a/sys/arch/powerpc/pci/mpcpcibus.c b/sys/arch/powerpc/pci/mpcpcibus.c index 44a26e49b9f..b20c2d84f09 100644 --- a/sys/arch/powerpc/pci/mpcpcibus.c +++ b/sys/arch/powerpc/pci/mpcpcibus.c @@ -1,4 +1,4 @@ -/* $OpenBSD: mpcpcibus.c,v 1.2 1997/10/20 19:52:42 pefo Exp $ */ +/* $OpenBSD: mpcpcibus.c,v 1.3 1997/10/21 18:01:44 pefo Exp $ */ /* * Copyright (c) 1997 Per Fogelstrom @@ -56,6 +56,7 @@ #include <powerpc/pci/mpc106reg.h> extern vm_map_t phys_map; +extern ofw_eth_addr[]; int mpcpcibrmatch __P((struct device *, void *, void *)); void mpcpcibrattach __P((struct device *, struct device *, void *)); @@ -216,12 +217,9 @@ mpc_ether_hw_addr(p) p[i] = 0x00; p[18] = 0x03; /* Srom version. */ p[19] = 0x01; /* One chip. */ -/*XXX*/ p[20] = 0x00; /* Next six, ethernet address. */ -/*XXX*/ p[21] = 0xa0; /* XXX Should be read from OFW */ -/*XXX*/ p[22] = 0xf7; -/*XXX*/ p[23] = 0x04; -/*XXX*/ p[24] = 0x00; -/*XXX*/ p[25] = 0x4b; + /* Next six, ethernet address. */ + bcopy(ofw_eth_addr, &p[20], 6); + p[26] = 0x00; /* Chip 0 device number */ p[27] = 30; /* Descriptor offset */ p[28] = 00; diff --git a/sys/arch/powerpc/powerpc/machdep.c b/sys/arch/powerpc/powerpc/machdep.c index 351225153fe..dbeaf15cc4f 100644 --- a/sys/arch/powerpc/powerpc/machdep.c +++ b/sys/arch/powerpc/powerpc/machdep.c @@ -1,4 +1,4 @@ -/* $OpenBSD: machdep.c,v 1.11 1997/10/21 11:00:10 pefo Exp $ */ +/* $OpenBSD: machdep.c,v 1.12 1997/10/21 18:01:45 pefo Exp $ */ /* $NetBSD: machdep.c,v 1.4 1996/10/16 19:33:11 ws Exp $ */ /* @@ -87,6 +87,7 @@ int astpending; int system_type = POWER4e; /* XXX Hardwire it for now */ +char ofw_eth_addr[6]; /* Save address of first network ifc found */ char *bootpath; char bootpathbuf[512]; @@ -99,6 +100,7 @@ struct msgbuf *msgbufp = (struct msgbuf *)0x3000; int msgbufmapped = 1; /* message buffer is always mapped */ caddr_t allocsys __P((caddr_t)); +int power4e_get_eth_addr __P((void)); void @@ -282,6 +284,11 @@ initppc(startkernel, endkernel, args) * Initialize pmap module. */ pmap_bootstrap(startkernel, endkernel); + + /* + * Figure out ethernet address. + */ + (void)power4e_get_eth_addr(); } @@ -770,3 +777,30 @@ boot(howto) #endif ppc_boot(str); } + +/* + * Get Ethernet address for the onboard ethernet chip. + */ +int +power4e_get_eth_addr() +{ + int qhandle, phandle; + char name[32]; + + for (qhandle = OF_peer(0); qhandle; qhandle = phandle) { + if (OF_getprop(qhandle, "device_type", name, sizeof name) >= 0 + && !strcmp(name, "network") + && OF_getprop(qhandle, "local-mac-address", + &ofw_eth_addr, sizeof ofw_eth_addr) >= 0) { + return(0); + } + if (phandle = OF_child(qhandle)) + continue; + while (qhandle) { + if (phandle = OF_peer(qhandle)) + break; + qhandle = OF_parent(qhandle); + } + } + return(-1); +} |