47 lines
1.1 KiB
Diff
47 lines
1.1 KiB
Diff
--- a/arch/mips/cavium-octeon/setup.c
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+++ b/arch/mips/cavium-octeon/setup.c
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@@ -650,6 +650,35 @@ void octeon_user_io_init(void)
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write_c0_derraddr1(0);
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}
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+#ifdef CONFIG_IMAGE_CMDLINE_HACK
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+extern char __image_cmdline[];
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+
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+static int __init octeon_use_image_cmdline(void)
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+{
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+ char *p = __image_cmdline;
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+ int replace = 0;
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+
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+ if (*p == '-') {
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+ replace = 1;
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+ p++;
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+ }
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+
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+ if (*p == '\0')
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+ return 0;
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+
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+ if (replace) {
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+ strlcpy(arcs_cmdline, p, sizeof(arcs_cmdline));
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+ } else {
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+ strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline));
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+ strlcat(arcs_cmdline, p, sizeof(arcs_cmdline));
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+ }
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+
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+ return 1;
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+}
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+#else
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+static inline int octeon_use_image_cmdline(void) { return 0; }
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+#endif
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+
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/**
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* Early entry point for arch setup
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*/
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@@ -894,6 +923,8 @@ void __init prom_init(void)
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}
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}
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+ octeon_use_image_cmdline();
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+
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if (strstr(arcs_cmdline, "console=") == NULL) {
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if (octeon_uart == 1)
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strcat(arcs_cmdline, " console=ttyS1,115200");
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