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powerpc/boot: Only build OPAL code when necessary

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Only build the OPAL console code in when necessary. This looks like it
should use CONFIG_PPC_POWERNV, but because the opal-call.S code is
64-bit only, we must only build it when we're building the boot
wrapper 64-bit.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Michael Ellerman 2017-11-08 22:05:28 +11:00
parent 3d6bf693d8
commit f8e8e69cea
2 changed files with 5 additions and 3 deletions
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6
arch/powerpc/boot/Makefile
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@ -108,10 +108,10 @@ src-wlib-y := string.S crt0.S stdio.c decompress.c main.c \
$(libfdt) libfdt-wrapper.c \
ns16550.c serial.c simple_alloc.c div64.S util.S \
elf_util.c $(zlib-y) devtree.c stdlib.c \
oflib.c ofconsole.c cuboot.c cpm-serial.c \
opal.c
oflib.c ofconsole.c cuboot.c cpm-serial.c
src-wlib-$(CONFIG_PPC_MPC52XX) += mpc52xx-psc.c
src-wlib-$(CONFIG_PPC64_BOOT_WRAPPER) += opal-calls.S
src-wlib-$(CONFIG_PPC64_BOOT_WRAPPER) += opal-calls.S opal.c
ifndef CONFIG_PPC64_BOOT_WRAPPER
src-wlib-y += crtsavres.S
endif

2
arch/powerpc/boot/serial.c
View File

@ -138,8 +138,10 @@ int serial_console_init(void)
dt_is_compatible(devp, "xlnx,xps-uartlite-1.00.a"))
rc = uartlite_console_init(devp, &serial_cd);
#endif
#ifdef CONFIG_PPC64_BOOT_WRAPPER
else if (dt_is_compatible(devp, "ibm,opal-console-raw"))
rc = opal_console_init(devp, &serial_cd);
#endif
/* Add other serial console driver calls here */