Properly pass argc, argc, and environp to boot_card.

c/src/lib/libbsp/powerpc/dmv177/start/start.S

@@ -106,6 +106,10 @@ _start:
 	stw	r0,0(sp)		/* clear back chain */
 	stwu	sp,-56(sp)		/* push another stack frame */
 
+        lis	r5,environ@ha
+        la	r5,environ@l(r5)	/* environp */
+	li	r4, 0			/* argv */
+	li	r3, 0			/* argc */
 	/* Let her rip */
 	bl	FUNC_NAME(boot_card)
 
@@ -114,3 +118,5 @@ _start:
 	trap
 .Lstart:
 	.size	_start,.Lstart-_start
+
+	.comm	environ,4,4

c/src/lib/libbsp/powerpc/eth_comm/start/start.S

@@ -128,10 +128,10 @@ cpy_b:  lwz     r5, 0(r3)                /* In with the old ...  */
         addi    r9, r9, 0x0007
         mtspr   0x9e, r9
 
-        /* clear argc and argv */
+        lis	r5,environ@ha
-        xor     r3, r3, r3
+        la	r5,environ@l(r5)	/* environp */
-        xor     r4, r4, r4
+	li	r4, 0			/* argv */
-        
+	li	r3, 0			/* argc */
         .extern SYM (boot_card)
         bl      SYM (boot_card)                  /* call the first C routine */
 loopstop:
@@ -154,3 +154,5 @@ clear_bss:
 
         bdnz    clear_bss                       /* dec counter and loop */
         blr                                     /* return */
+
+	.comm	environ,4,4

c/src/lib/libbsp/powerpc/helas403/dlentry/dlentry.S

@@ -116,6 +116,10 @@ stack_top:
 	stw	r3, 4(r1)
 	stw	r3, 8(r1)
 	stw	r3, 12(r1)
+        lis	r5,environ@ha
+        la	r5,environ@l(r5)	/* environp */
+	li	r4, 0			/* argv */
+	li	r3, 0			/* argc */
         .extern SYM (boot_card)
         b       SYM (boot_card) 	 /* call the first C routine */
 
@@ -142,3 +146,5 @@ clear_bss:
 #if PPC_ABI == PPC_ABI_POWEROPEN
 	DESCRIPTOR (startup)
 #endif
+
+	.comm	environ,4,4

c/src/lib/libbsp/powerpc/helas403/flashentry/flashentry.S

@@ -403,6 +403,10 @@ dcinvlp:
 	stw	r3, 4(r1)
 	stw	r3, 8(r1)
 	stw	r3, 12(r1)
+        lis	r5,environ@ha
+        la	r5,environ@l(r5)	/* environp */
+	li	r4, 0			/* argv */
+	li	r3, 0			/* argc */
         .extern SYM (boot_card)
         b       SYM (boot_card) 	 /* call the first C routine */
 
@@ -466,4 +470,6 @@ ramaccfx:
 #endif
 
 
+	.comm	environ,4,4
+
 

c/src/lib/libbsp/powerpc/mbx8xx/startup/start.S

@@ -270,6 +270,8 @@ spin:
         bl      bssclr
         nop
 
+        lis 5,environ@ha
+        la 5,environ@l(5)		/* environp */
         /* clear argc and argv */
         xor     r3, r3, r3
         xor     r4, r4, r4
@@ -381,3 +383,5 @@ initregs:
 	blr			/* return */
 	
 .L_text_e:
+
+	.comm	environ,4,4

c/src/lib/libbsp/powerpc/papyrus/dlentry/dlentry.S

@@ -223,6 +223,10 @@ bss_addr:
 	stw	r3, 4(r1)
 	stw	r3, 8(r1)
 	stw	r3, 12(r1)
+        lis	r5,environ@ha
+        la	r5,environ@l(r5)	/* environp */
+	li	r4, 0			/* argv */
+	li	r3, 0			/* argc */
         .extern SYM (boot_card)
         b       SYM (boot_card) 	 /* call the first C routine */
 
@@ -249,3 +253,5 @@ clear_bss:
 #if PPC_ABI == PPC_ABI_POWEROPEN
 	DESCRIPTOR (startup)
 #endif
+
+	.comm	environ,4,4

c/src/lib/libbsp/powerpc/papyrus/flashentry/flashentry.S

@@ -245,6 +245,10 @@ bss_addr:
 	stw	r3, 4(r1)
 	stw	r3, 8(r1)
 	stw	r3, 12(r1)
+        lis	r5,environ@ha
+        la	r5,environ@l(r5)	/* environp */
+	li	r4, 0			/* argv */
+	li	r3, 0			/* argc */
         .extern SYM (boot_card)
         b       SYM (boot_card) 	 /* call the first C routine */
 
@@ -287,3 +291,5 @@ clear_bss:
 #if PPC_ABI == PPC_ABI_POWEROPEN
 	DESCRIPTOR (startup)
 #endif
+
+	.comm	environ,4,4

c/src/lib/libbsp/powerpc/ppcn_60x/start/start.S

@@ -126,10 +126,10 @@ _start:
 	stw	r0,0(sp)		/* clear back chain */
 	stwu	sp,-56(sp)		/* push another stack frame */
 
-	li	r3, 0			/* argc */
+        lis	r5,environ@ha
+        la	r5,environ@l(r5)	/* environp */
 	li	r4, 0			/* argv */
-	li	r5, 0			/* environp */
+	li	r3, 0			/* argc */
-
 	/* Let her rip */
 	bl	FUNC_NAME(boot_card)
 
@@ -152,3 +152,5 @@ _start:
 	blr
 .Lstart:
 	.size	_start,.Lstart-_start
+
+	.comm	environ,4,4

c/src/lib/libbsp/powerpc/psim/start/start.S

@@ -96,6 +96,10 @@ _start:
 	stw	r0,0(sp)		/* clear back chain */
 	stwu	sp,-56(sp)		/* push another stack frame */
 
+        lis	r5,environ@ha
+        la	r5,environ@l(r5)	/* environp */
+	li	r4, 0			/* argv */
+	li	r3, 0			/* argc */
 	/* Let her rip */
 	bl	FUNC_NAME(boot_card)
 
@@ -104,3 +108,6 @@ _start:
 	trap
 .Lstart:
 	.size	_start,.Lstart-_start
+
+	.comm	environ,4,4
+

c/src/lib/libbsp/powerpc/score603e/start/start.S

@@ -146,6 +146,10 @@ past_constants:
 	stw	r0,0(sp)		/* clear back chain */
 	stwu	sp,-56(sp)		/* push another stack frame */
 
+        lis	r5,environ@ha
+        la	r5,environ@l(r5)	/* environp */
+	li	r4, 0			/* argv */
+	li	r3, 0			/* argc */
 	/* Let her rip */
 	bl	FUNC_NAME(boot_card)
 
@@ -154,3 +158,5 @@ past_constants:
 	trap
 .Lstart:
 	.size	_start,.Lstart-_start
+
+	.comm	environ,4,4

c/src/lib/libbsp/powerpc/shared/start/start.S

@@ -107,6 +107,10 @@ enter_C_code:
 	/*
 	 * We are know in a environment that is totally independent from bootloader setup.
 	 */
+        lis	r5,environ@ha
+        la	r5,environ@l(r5)	/* environp */
+	li	r4, 0			/* argv */
+	li	r3, 0			/* argc */
 	bl	boot_card
 	bl	_return_to_ppcbug
 	
@@ -194,3 +198,5 @@ flush_tlbs:
 	sync
 	blr
 	
+
+	.comm	environ,4,4