Message ID | CAAu8pHu6Ntj80NFBQA24c-9r4sehFFueVSmkJ1VbjS0Lg=JGig@mail.gmail.com |
---|---|
State | New |
Headers | show |
On 09/26/2011 11:03 PM, Blue Swirl wrote: > Add a monitor command 'info mtree' to show the memory hierarchy > much like /proc/iomem in Linux. Thanks, applied. > + > +#ifdef TARGET_I386 > + QTAILQ_INIT(&ml_head); > + mon_printf(f, "I/O\n"); > + mtree_print_mr(mon_printf, f, address_space_io.root, 0, 0,&ml_head); > +#endif > I dropped the #ifdef here, since some non-x86 still have fake I/O address spaces.
On 2011-09-26 22:03, Blue Swirl wrote: > Add a monitor command 'info mtree' to show the memory hierarchy > much like /proc/iomem in Linux. > > Signed-off-by: Blue Swirl <blauwirbel@gmail.com> > --- > The alias addresses are unbiased (PPC): > 00000000-fffffffe : system > 800a0000-800affff : alias vga.chain4 @vga.vram 00000000-0000ffff > 80880000-808fffff : macio > 808e0000-808fffff : macio-nvram > 808a0000-808a0fff : pmac-ide > 80896000-80895fff : (null) > 80893000-8089303f : alias escc-bar @escc 00000000-0000003f > 80888000-80888fff : dbdma > 80880000-80880fff : heathrow-pic > 80800000-8080ffff : vga.rom > 80000000-807fffff : vga.vram > 800a0000-800bffff : vga-lowmem > 80013000-8001303f : escc > fee00000-fee00fff : pci-data-idx > fec00000-fec00fff : pci-conf-idx > fe000000-fe1fffff : isa-mmio > vga.vram > 80000000-807fffff : vga.vram > escc > 80013000-8001303f : escc > --- > memory.c | 88 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > memory.h | 2 + > monitor.c | 13 +++++++++ > 3 files changed, 103 insertions(+), 0 deletions(-) > > diff --git a/memory.c b/memory.c > index 71e769e..53264be 100644 > --- a/memory.c > +++ b/memory.c > @@ -1271,3 +1271,91 @@ void set_system_io_map(MemoryRegion *mr) > address_space_io.root = mr; > memory_region_update_topology(); > } > + > +typedef struct MemoryRegionList MemoryRegionList; > + > +struct MemoryRegionList { > + const MemoryRegion *mr; > + bool printed; What's the point of printed? It's never true unless I'm missing something fundamental. > + QTAILQ_ENTRY(MemoryRegionList) queue; > +}; > + > +typedef QTAILQ_HEAD(queue, MemoryRegionList) MemoryRegionListHead; > + > +static void mtree_print_mr(fprintf_function mon_printf, void *f, > + const MemoryRegion *mr, unsigned int level, > + target_phys_addr_t base, > + MemoryRegionListHead *print_queue) > +{ > + const MemoryRegion *submr; > + unsigned int i; > + > + for (i = 0; i < level; i++) { > + mon_printf(f, " "); > + } > + > + if (mr->alias) { > + MemoryRegionList *ml; > + bool found = false; > + > + /* check if the alias is already in the queue */ > + QTAILQ_FOREACH(ml, print_queue, queue) { > + if (ml->mr == mr->alias && !ml->printed) { > + found = true; > + } > + } > + > + if (!found) { > + ml = g_new(MemoryRegionList, 1); > + ml->mr = mr->alias; > + ml->printed = false; > + QTAILQ_INSERT_TAIL(print_queue, ml, queue); > + } > + mon_printf(f, TARGET_FMT_plx "-" TARGET_FMT_plx " : alias %s @%s " > + TARGET_FMT_plx "-" TARGET_FMT_plx "\n", > + base + mr->addr, > + base + mr->addr + (target_phys_addr_t)mr->size - 1, > + mr->name, > + mr->alias->name, > + mr->alias_offset, > + mr->alias_offset + (target_phys_addr_t)mr->size - 1); > + } else { > + mon_printf(f, TARGET_FMT_plx "-" TARGET_FMT_plx " : %s\n", > + base + mr->addr, > + base + mr->addr + (target_phys_addr_t)mr->size - 1, > + mr->name); Region priority is still not printed. Will send a patch. Jan
On Tue, Sep 27, 2011 at 12:35 PM, Jan Kiszka <jan.kiszka@siemens.com> wrote: > On 2011-09-26 22:03, Blue Swirl wrote: >> Add a monitor command 'info mtree' to show the memory hierarchy >> much like /proc/iomem in Linux. >> >> Signed-off-by: Blue Swirl <blauwirbel@gmail.com> >> --- >> The alias addresses are unbiased (PPC): >> 00000000-fffffffe : system >> 800a0000-800affff : alias vga.chain4 @vga.vram 00000000-0000ffff >> 80880000-808fffff : macio >> 808e0000-808fffff : macio-nvram >> 808a0000-808a0fff : pmac-ide >> 80896000-80895fff : (null) >> 80893000-8089303f : alias escc-bar @escc 00000000-0000003f >> 80888000-80888fff : dbdma >> 80880000-80880fff : heathrow-pic >> 80800000-8080ffff : vga.rom >> 80000000-807fffff : vga.vram >> 800a0000-800bffff : vga-lowmem >> 80013000-8001303f : escc >> fee00000-fee00fff : pci-data-idx >> fec00000-fec00fff : pci-conf-idx >> fe000000-fe1fffff : isa-mmio >> vga.vram >> 80000000-807fffff : vga.vram >> escc >> 80013000-8001303f : escc >> --- >> memory.c | 88 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ >> memory.h | 2 + >> monitor.c | 13 +++++++++ >> 3 files changed, 103 insertions(+), 0 deletions(-) >> >> diff --git a/memory.c b/memory.c >> index 71e769e..53264be 100644 >> --- a/memory.c >> +++ b/memory.c >> @@ -1271,3 +1271,91 @@ void set_system_io_map(MemoryRegion *mr) >> address_space_io.root = mr; >> memory_region_update_topology(); >> } >> + >> +typedef struct MemoryRegionList MemoryRegionList; >> + >> +struct MemoryRegionList { >> + const MemoryRegion *mr; >> + bool printed; > > What's the point of printed? It's never true unless I'm missing > something fundamental. Right, the patch is buggy, sorry. >> + QTAILQ_ENTRY(MemoryRegionList) queue; >> +}; >> + >> +typedef QTAILQ_HEAD(queue, MemoryRegionList) MemoryRegionListHead; >> + >> +static void mtree_print_mr(fprintf_function mon_printf, void *f, >> + const MemoryRegion *mr, unsigned int level, >> + target_phys_addr_t base, >> + MemoryRegionListHead *print_queue) >> +{ >> + const MemoryRegion *submr; >> + unsigned int i; >> + >> + for (i = 0; i < level; i++) { >> + mon_printf(f, " "); >> + } >> + >> + if (mr->alias) { >> + MemoryRegionList *ml; >> + bool found = false; >> + >> + /* check if the alias is already in the queue */ >> + QTAILQ_FOREACH(ml, print_queue, queue) { >> + if (ml->mr == mr->alias && !ml->printed) { >> + found = true; >> + } >> + } >> + >> + if (!found) { >> + ml = g_new(MemoryRegionList, 1); >> + ml->mr = mr->alias; >> + ml->printed = false; >> + QTAILQ_INSERT_TAIL(print_queue, ml, queue); >> + } >> + mon_printf(f, TARGET_FMT_plx "-" TARGET_FMT_plx " : alias %s @%s " >> + TARGET_FMT_plx "-" TARGET_FMT_plx "\n", >> + base + mr->addr, >> + base + mr->addr + (target_phys_addr_t)mr->size - 1, >> + mr->name, >> + mr->alias->name, >> + mr->alias_offset, >> + mr->alias_offset + (target_phys_addr_t)mr->size - 1); >> + } else { >> + mon_printf(f, TARGET_FMT_plx "-" TARGET_FMT_plx " : %s\n", >> + base + mr->addr, >> + base + mr->addr + (target_phys_addr_t)mr->size - 1, >> + mr->name); > > Region priority is still not printed. Will send a patch. > > Jan > > -- > Siemens AG, Corporate Technology, CT T DE IT 1 > Corporate Competence Center Embedded Linux >
From dd0361fce6a49705ae1ee372f714d964619c96bb Mon Sep 17 00:00:00 2001 Message-Id: <dd0361fce6a49705ae1ee372f714d964619c96bb.1317067084.git.blauwirbel@gmail.com> From: Blue Swirl <blauwirbel@gmail.com> Date: Sun, 11 Sep 2011 20:22:05 +0000 Subject: [PATCH] memory: simple memory tree printer Add a monitor command 'info mtree' to show the memory hierarchy much like /proc/iomem in Linux. Signed-off-by: Blue Swirl <blauwirbel@gmail.com> --- memory.c | 88 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ memory.h | 2 + monitor.c | 13 +++++++++ 3 files changed, 103 insertions(+), 0 deletions(-) diff --git a/memory.c b/memory.c index 71e769e..53264be 100644 --- a/memory.c +++ b/memory.c @@ -1271,3 +1271,91 @@ void set_system_io_map(MemoryRegion *mr) address_space_io.root = mr; memory_region_update_topology(); } + +typedef struct MemoryRegionList MemoryRegionList; + +struct MemoryRegionList { + const MemoryRegion *mr; + bool printed; + QTAILQ_ENTRY(MemoryRegionList) queue; +}; + +typedef QTAILQ_HEAD(queue, MemoryRegionList) MemoryRegionListHead; + +static void mtree_print_mr(fprintf_function mon_printf, void *f, + const MemoryRegion *mr, unsigned int level, + target_phys_addr_t base, + MemoryRegionListHead *print_queue) +{ + const MemoryRegion *submr; + unsigned int i; + + for (i = 0; i < level; i++) { + mon_printf(f, " "); + } + + if (mr->alias) { + MemoryRegionList *ml; + bool found = false; + + /* check if the alias is already in the queue */ + QTAILQ_FOREACH(ml, print_queue, queue) { + if (ml->mr == mr->alias && !ml->printed) { + found = true; + } + } + + if (!found) { + ml = g_new(MemoryRegionList, 1); + ml->mr = mr->alias; + ml->printed = false; + QTAILQ_INSERT_TAIL(print_queue, ml, queue); + } + mon_printf(f, TARGET_FMT_plx "-" TARGET_FMT_plx " : alias %s @%s " + TARGET_FMT_plx "-" TARGET_FMT_plx "\n", + base + mr->addr, + base + mr->addr + (target_phys_addr_t)mr->size - 1, + mr->name, + mr->alias->name, + mr->alias_offset, + mr->alias_offset + (target_phys_addr_t)mr->size - 1); + } else { + mon_printf(f, TARGET_FMT_plx "-" TARGET_FMT_plx " : %s\n", + base + mr->addr, + base + mr->addr + (target_phys_addr_t)mr->size - 1, + mr->name); + } + QTAILQ_FOREACH(submr, &mr->subregions, subregions_link) { + mtree_print_mr(mon_printf, f, submr, level + 1, base + mr->addr, + print_queue); + } +} + +void mtree_info(fprintf_function mon_printf, void *f) +{ + MemoryRegionListHead ml_head; + MemoryRegionList *ml, *ml2; + + QTAILQ_INIT(&ml_head); + + mon_printf(f, "memory\n"); + mtree_print_mr(mon_printf, f, address_space_memory.root, 0, 0, &ml_head); + + /* print aliased regions */ + QTAILQ_FOREACH(ml, &ml_head, queue) { + if (!ml->printed) { + mon_printf(f, "%s\n", ml->mr->name); + mtree_print_mr(mon_printf, f, ml->mr, 0, 0, &ml_head); + } + } + + QTAILQ_FOREACH_SAFE(ml, &ml_head, queue, ml2) { + g_free(ml2); + } + +#ifdef TARGET_I386 + QTAILQ_INIT(&ml_head); + mon_printf(f, "I/O\n"); + mtree_print_mr(mon_printf, f, address_space_io.root, 0, 0, &ml_head); +#endif +} diff --git a/memory.h b/memory.h index e93e65a..d5b47da 100644 --- a/memory.h +++ b/memory.h @@ -501,6 +501,8 @@ void memory_region_transaction_begin(void); */ void memory_region_transaction_commit(void); +void mtree_info(fprintf_function mon_printf, void *f); + #endif #endif diff --git a/monitor.c b/monitor.c index 8ec2c5e..d323ea5 100644 --- a/monitor.c +++ b/monitor.c @@ -63,6 +63,7 @@ #endif #include "trace/control.h" #include "ui/qemu-spice.h" +#include "memory.h" //#define DEBUG //#define DEBUG_COMPLETION @@ -2470,6 +2471,11 @@ static void tlb_info(Monitor *mon) } #endif +static void do_info_mtree(Monitor *mon) +{ + mtree_info((fprintf_function)monitor_printf, mon); +} + static void do_info_kvm_print(Monitor *mon, const QObject *data) { QDict *qdict; @@ -2978,6 +2984,13 @@ static const mon_cmd_t info_cmds[] = { }, #endif { + .name = "mtree", + .args_type = "", + .params = "", + .help = "show memory tree", + .mhandler.info = do_info_mtree, + }, + { .name = "jit", .args_type = "", .params = "", -- 1.7.2.5
Add a monitor command 'info mtree' to show the memory hierarchy much like /proc/iomem in Linux. Signed-off-by: Blue Swirl <blauwirbel@gmail.com> --- The alias addresses are unbiased (PPC): 00000000-fffffffe : system 800a0000-800affff : alias vga.chain4 @vga.vram 00000000-0000ffff 80880000-808fffff : macio 808e0000-808fffff : macio-nvram 808a0000-808a0fff : pmac-ide 80896000-80895fff : (null) 80893000-8089303f : alias escc-bar @escc 00000000-0000003f 80888000-80888fff : dbdma 80880000-80880fff : heathrow-pic 80800000-8080ffff : vga.rom 80000000-807fffff : vga.vram 800a0000-800bffff : vga-lowmem 80013000-8001303f : escc fee00000-fee00fff : pci-data-idx fec00000-fec00fff : pci-conf-idx fe000000-fe1fffff : isa-mmio vga.vram 80000000-807fffff : vga.vram escc 80013000-8001303f : escc --- memory.c | 88 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ memory.h | 2 + monitor.c | 13 +++++++++ 3 files changed, 103 insertions(+), 0 deletions(-)