hw: Remove unused MAX_IDE_BUS define

Several machines have an unused MAX_IDE_BUS define. Remove it from
these machines that don't need it.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220917115136.A32EF746E06@zero.eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

hw/alpha/dp264.c

@@ -20,8 +20,6 @@
 #include "qemu/datadir.h"
 #include "net/net.h"
 
-#define MAX_IDE_BUS 2
-
 static uint64_t cpu_alpha_superpage_to_phys(void *opaque, uint64_t addr)
 {
     if (((addr >> 41) & 3) == 2) {

hw/hppa/machine.c

@@ -30,8 +30,6 @@
 #include "qemu/log.h"
 #include "net/net.h"
 
-#define MAX_IDE_BUS 2
-
 #define MIN_SEABIOS_HPPA_VERSION 6 /* require at least this fw version */
 
 #define HPA_POWER_BUTTON (FIRMWARE_END - 0x10)

hw/mips/fuloong2e.c

@@ -49,7 +49,6 @@
 
 /* Fuloong 2e has a 512k flash: Winbond W39L040AP70Z */
 #define BIOS_SIZE               (512 * KiB)
-#define MAX_IDE_BUS             2
 
 /*
  * PMON is not part of qemu and released with BSD license, anyone

hw/mips/malta.c

@@ -70,8 +70,6 @@
 
 #define FLASH_SIZE          0x400000
 
-#define MAX_IDE_BUS         2
-
 typedef struct {
     MemoryRegion iomem;
     MemoryRegion iomem_lo; /* 0 - 0x900 */

hw/ppc/prep.c

@@ -50,8 +50,6 @@
 /* SMP is not enabled, for now */
 #define MAX_CPUS 1
 
-#define MAX_IDE_BUS 2
-
 #define CFG_ADDR 0xf0000510
 
 #define KERNEL_LOAD_ADDR 0x01000000

hw/sparc64/sun4u.c

@@ -66,7 +66,6 @@
 #define PBM_PCI_IO_BASE      (PBM_SPECIAL_BASE + 0x02000000ULL)
 #define PROM_FILENAME        "openbios-sparc64"
 #define NVRAM_SIZE           0x2000
-#define MAX_IDE_BUS          2
 #define BIOS_CFG_IOPORT      0x510
 #define FW_CFG_SPARC64_WIDTH (FW_CFG_ARCH_LOCAL + 0x00)
 #define FW_CFG_SPARC64_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01)