build: convert HAS_IOPORTS use to Kconfig

Use the Kconfig generated CONFIG_HAS_IOPORTS defines in the code base.

Signed-off-by: Doug Goldstein <cardoe@cardoe.com>
Acked-by: Jan Beulich <jbeulich@suse.com>

diff --git a/xen/Rules.mk b/xen/Rules.mk
index 678b1f37ce78b1f34ac4ba58a3bd735dee00da6b..b12ad7385b5c5c5dce9402b54811fb4c1c97b139 100644 (file)
--- a/xen/Rules.mk
+++ b/xen/Rules.mk
@@ -61,7 +61,6 @@ CFLAGS-$(HAS_GDBSX)     += -DHAS_GDBSX
 CFLAGS-$(HAS_MEM_ACCESS)  += -DHAS_MEM_ACCESS
 CFLAGS-$(HAS_MEM_PAGING)  += -DHAS_MEM_PAGING
 CFLAGS-$(HAS_MEM_SHARING) += -DHAS_MEM_SHARING
-CFLAGS-$(HAS_IOPORTS)   += -DHAS_IOPORTS
 CFLAGS-$(HAS_PDX)       += -DHAS_PDX
 CFLAGS-$(frame_pointer) += -fno-omit-frame-pointer -DCONFIG_FRAME_POINTER
 

diff --git a/xen/arch/x86/Kconfig b/xen/arch/x86/Kconfig
index e68e35bfec9965be1aa167d0f5e0e0ea58fb200d..c13ef2931d5d41d38bb2584879abd0748a8dcef1 100644 (file)
--- a/xen/arch/x86/Kconfig
+++ b/xen/arch/x86/Kconfig
@@ -3,6 +3,7 @@ config X86_64
 
 config X86
        def_bool y
+       select HAS_IOPORTS
        select HAS_NS16550
        select HAS_PASSTHROUGH
        select HAS_PCI

diff --git a/xen/arch/x86/Rules.mk b/xen/arch/x86/Rules.mk
index c924aa22c12b8aed656448518473d5426bfd0e8a..05973870e5d539f8b83ba79425ba3b850096dbfa 100644 (file)
--- a/xen/arch/x86/Rules.mk
+++ b/xen/arch/x86/Rules.mk
@@ -1,7 +1,6 @@
 ########################################
 # x86-specific definitions
 
-HAS_IOPORTS := y
 HAS_ACPI := y
 HAS_NUMA := y
 HAS_VGA  := y

diff --git a/xen/common/Kconfig b/xen/common/Kconfig
index 53ca33fdaa7d12006ef93879628ff1663306415f..ea04d112cd1e8d83d985b0a5cbc63d6268761d72 100644 (file)
--- a/xen/common/Kconfig
+++ b/xen/common/Kconfig
@@ -5,4 +5,7 @@ menu "Common Features"
 config HAS_DEVICE_TREE
        bool
 
+config HAS_IOPORTS
+       bool
+
 endmenu

diff --git a/xen/drivers/char/ns16550.c b/xen/drivers/char/ns16550.c
index 885839c4a951acb8171a6bf5c8a3730aaf375443..bc240150c60504bb300d01f34b10b9136c1b0cf1 100644 (file)
--- a/xen/drivers/char/ns16550.c
+++ b/xen/drivers/char/ns16550.c
@@ -348,7 +348,7 @@ static void ns16550_delayed_resume(void *data);
 static u8 ns_read_reg(struct ns16550 *uart, unsigned int reg)
 {
     void __iomem *addr = uart->remapped_io_base + (reg << uart->reg_shift);
-#ifdef HAS_IOPORTS
+#ifdef CONFIG_HAS_IOPORTS
     if ( uart->remapped_io_base == NULL )
         return inb(uart->io_base + reg);
 #endif
@@ -366,7 +366,7 @@ static u8 ns_read_reg(struct ns16550 *uart, unsigned int reg)
 static void ns_write_reg(struct ns16550 *uart, unsigned int reg, u8 c)
 {
     void __iomem *addr = uart->remapped_io_base + (reg << uart->reg_shift);
-#ifdef HAS_IOPORTS
+#ifdef CONFIG_HAS_IOPORTS
     if ( uart->remapped_io_base == NULL )
         return outb(c, uart->io_base + reg);
 #endif
@@ -552,7 +552,7 @@ static void __init ns16550_init_preirq(struct serial_port *port)
 {
     struct ns16550 *uart = port->uart;
 
-#ifdef HAS_IOPORTS
+#ifdef CONFIG_HAS_IOPORTS
     /* I/O ports are distinguished by their size (16 bits). */
     if ( uart->io_base >= 0x10000 )
 #endif
@@ -722,7 +722,7 @@ static void ns16550_resume(struct serial_port *port)
 
 static void __init ns16550_endboot(struct serial_port *port)
 {
-#ifdef HAS_IOPORTS
+#ifdef CONFIG_HAS_IOPORTS
     struct ns16550 *uart = port->uart;
     int rv;
 
@@ -786,7 +786,7 @@ static int __init check_existence(struct ns16550 *uart)
 {
     unsigned char status, scratch, scratch2, scratch3;
 
-#ifdef HAS_IOPORTS
+#ifdef CONFIG_HAS_IOPORTS
     /*
      * We can't poke MMIO UARTs until they get I/O remapped later. Assume that
      * if we're getting MMIO UARTs, the arch code knows what it's doing.